1. Charging voltage: DC 4.2--5V CC/cv 2.Single battery current consumption: < = 6uA continuous discharge current 2.5A 3.Charging detection voltage: 4.2 V+/- 0.025V 4.Charge detection delay time: 150-500 ms 5.Charge recovery voltage: 4.0V+/- 0.025V 6.Discharge detection voltage: 2.75V +/-0.1V 7.Discharge detection delay time: 50-150ms 8.Discharge recovery voltage: 2.9V+/-0.10V 9.Current detection voltage: 150+/- 30mv 10.Current detection current: 4.5+/-0.5A 11.Current detection delay time:5ms-15ms 12.Current restore type: automatic restore Short Circuit Detection Status: External Short Circuit Short Circuit Detection Delay Time: < = 50us 13.Short Circuit Recovery Status: Auto Restore 14.Internal Resistance: MOSPET < = 40m Ohm Operating temperature range: -40 -+50 degrees Celsius Storage temperature range: -40 -+90 degrees Celsius 15. Size: 28*3.8*1.2mm Features: 1. Connect the charger Teminal to use high-voltage resistant instrument  16.Internal three-phase overcurrent detection circuit (Overcurrent 1, Overcurrent 2, Load Short Circuit) 17. MOS tube can control battery charging and discharging  Operating temperature range Low current consumption Introduction to solder joints: B+: Connect the positive pole of the power supply B-: Connect the negative pole of the power supply P+: Connection charge/discharge end (Commonly used for charging port/outlet) 18.Connect the negative pole of the charging/discharge port (Commonly used for charging port/discharge port)

Charging voltage: 4.2-5V The overcharge and overdischarge voltage of the protection board is 2.75V-4.2V, and the maximum current of the protection board is 6A-8A The operating temperature range is -40°C ~+50°C for low-current digestion. Size: 16mm 

Overcharge voltage: 4.25+0.05V Overcharge release voltage: 4.23+0.05V;Overdischarge voltage: 2.54+0.1V Maximum Continuous Charge/Discharge Current: 7.5A ;Maximum Discharge Current: 10A Size: L35*W7*T2mm; Weight: 10g

Overcharge voltage: 4.25: 0.05V; Overcharge release voltage: 4.23+0.05V. Overdischarge voltage: 2.54+0.1V; Maximum Continuous Charge/Discharge Current: 13A. Maximum Discharge Current: 15A; Size: L35*W7*T2mm; Weight: 10g.

Lithium battery protection board has a variety of current specifications and other specifications; The more batteries are connected in series, the greater the voltage, the more batteries are connected in parallel, the larger the battery capacity, and the greater the discharge current; For example, if the working current of the 1S 6A protection board is 6A, if the working current of the electrical appliances you usually use is 5A and below, then you can shoot the 6A protection board; The working current of the electrical appliance is large, and the protection board with high current is taken according to the demand; In addition, the maximum discharge current of the battery pack is related to the performance of the battery, not that the discharge current of the battery pack can reach 10A with a 10A protection board; Maximum discharge current = multiple of battery capacity x battery discharge coefficient C; For example, A 18650 BATTERY WITH A CAPACITY OF 3400MAH HAS A DISCHARGE CAPACITY OF 2C; Maximum discharge current = 3400÷1000*2 = 7.4A; 3 strings of 2 and 6 such battery packs; The maximum discharge current can reach 40A;  Wiring 0V (B-), 3.7V (B1), 7.4V (B2), 11.1V (B3), 14.8V (B+) strictly according to the diagram, do not deliberately short circuit! After connecting the cable, you need to charge it first before there will be output.  When connecting 4 groups of batteries in series, please ensure that the voltage of each group of batteries is the same, if it is different, please fill each group of batteries separately and then use them in series. During the discharge test, the group of cells with a fast voltage drop is a poor battery.

Overcharge voltage range: 4.25-4.35V+0.05V ;Size: 17.5*17.5*3.2mm; Over-discharge voltage range: 2.5-3.0v±0.05V; Upper working current: 5A. Operating temperature: -40 --- + 50°C; Maximum instantaneous current: 7A; Storage conditions: -40--+80°C. Quiescent Current: Less than 10uA ；Active Life: More than 50000 hours；Resistance: less than 300mQ ;Short circuit protection: can be protected, need to be charged to restore the charging voltage: 8.4V-9V. Wire Bond Description: · B+ battery positive B- battery negative MB is connected to Battery 1 and Battery 2 before the connection point; + Connect to the charge/discharge positive terminal (Charging terminal/discharge terminal shared); P – then charge/discharge negative (normal charge/discharge).

Product introduction 1. Overcharge detection voltage: 4.28+/-0.05 meters 2. Overcharge release voltage: 4.20+/-0.05V 3. Over-discharge detection voltage: 3.00+/-0.05V 4. Over-discharge discharge voltage: 3.20+/-0.05V 5. Short circuit protection detection delay time:

Parameter: Overcharge voltage: 4.25-4.35v+0.05V; Overvoltage: 2.5-3.0v±0.05V; Maximum continuous current: 8A;Maximum Peak Current: 15A Operating Temperature: -40 --- + 50; Storage Temperature: -40 -- +80.Small Current: Less than 3uA; Life cycle: more than 50,000 hours ;Resistance: less than 300mQ ;Short Circuit Protection: Protectable, charging can be repaired; Size: 41*16*3.5mm. 2S BMS Connection Instructions: B+ connects to the positive electrode of the battery; B-connect the negative electrode of the battery; MB connects the point between battery 1 and battery 2; P+ Charge/Discharge Positive; P - Charge/discharge anode.

Specification: Charging Voltage: DC 9V cc/cV (Max: 12V) Single current consumption (consumption) ≤ 6UA maximum continuous discharge current: 4A; Overcharge detection voltage: 4.29V accuracy ≤+0.025V. Overcharge detection delay time: 1 second Overcharge recovery voltage: 4.05V accuracy ≤+0.025V ;Overdischarge protection Over-discharge detection voltage: 3V ;Accuracy≤+0.1V;Over-discharge detection delay time: 128msOver-discharge recovery voltage: 3.2V≤± 0.1V. Overcurrent protection Overcurrent Detection Voltage: 200mV Overcurrent Detection Current: 9.8A Overcurrent Delay Time: 12ms. Recovery State: Automatic Recovery Short-circuit Protection Detection Status: External Short Circuit ;Detection Time: ≤50us Recovery Status: Auto Recovery Internal. Operating temperature range: 40°C ~80°C; Storage temperature range: 40°C ~ 125°C ;Product size: 3.50×1.70cm.

Module parameters: Power supply voltage: DC2.2-12V Output voltage: 1.8-12V adjustable (according to the supply voltage) Output current: less than 2A Switch function: Yes Speed range: 0-100% SIZE: 32MM*32MM*12MM Special Reminder: The DC motor governor is connected to the DC power supply, and must not be directly connected to the household 220V AC

Module parameters：  Voltage range: DC 6V-28V Current range: within 3A Switching function: Yes Speed range: 0-100% SIZE: 32MM*50MM*15MM Special Reminder: The DC motor governor is connected to the DC power supply, and must not be directly connected to the household 220V AC.

Module Parameters: Working voltage: DC4.5V-35V Output current: 0-5A Output Power: 90W (Max) Quiescent Current: 7UA (Standby) PWM Duty Cycle: 1%-100 % PWM Frequency: 20KHZ SIZE: 30MM X 26MM X 14MM (Without Handle)

Module Parameters:  Working voltage: DC4.5V-35V Output current: 0-5A Output Power: 90w (Max) Quiescent Current: 7UA (Standby) PWM Duty Cycle: 1%-100% PWM Frequency: 20KHZ Size: 30MM X 26MM X 14MM (WITHOUT HANDLE)

Module parameters： Input supply voltage: 6V-30V DC Output current: rated current 5A (maximum 8A, can not be extended) PWM frequency: 16KHZ Duty Cycle Adjustable: 0%-100%  Digital Display Duty Cycle Size (L*w*H): 7.8x4.2×2.5CM

Module Parameters:  Maximum Voltage: 16V Minimum Voltage: 5V Continuous Current: 10A Short Circuit Maximum Current: 20A (less than 10 seconds) Control mode: PWM stepless speed regulation, can also be used to adjust the light control mode: speed control potentiometer (turn on clockwise, continue to rotate clockwise from 1% to 99% speed)  Duty cycle: 0%-99% (The 0% position is the leftmost side of the potentiometer is off) Size: 3 CM LONG (WITHOUT POTENTIOMETER), 2 CM WIDE, 1.4 CM HIGH

Module parameters Working voltage: DC12V-DC40V Control power: 0.01-400w  Current: Rated current 8A, maximum passing current 10A Quiescent current: 0.02A (standby state) PWM duty cycle: 10%-100% PWM frequency: 13KHZ SIZE: 60*55*28MM, FOUR POSITIONING HOLES ARE 5MM AWAY FROM THE EDGE OF THE PLATE, THE DIAMETER OF THE POSITIONING HOLE IS 3.2MM. EQUIPPED WITH 10A FUSE, WITH REVERSE POWER SUPPLY, CONTROL VOLTAGE OVERVOLTAGE PROTECTION FUNCTION, THE FUSE IS 5*20MM STANDARD SIZE

Overcharge voltage range: 4.25-4.35V+0.05V ;Size: 46.7*23*3.15mm ;Over-discharge voltage range: 2.5-3.0v soil 0.05V. Upper working current: 10A Operating temperature: -40 ---+50°C ;Maximum instantaneous current: 20A ;Storage conditions: -40-- +80°C ;Quiescent current: less than 10uA ;Active life: more than 50,000 hours; Resistance: less than 300mQ ;Short circuit protection: can be protected, need to charge to restore charging. Charging voltage: 8.4V-9V ;The size of the protection board is 46.7*23*3.15mm ;Description of the weld joint: B+ is connected to the positive terminal of the battery; B-connect the negative electrode of the battery; MB connects battery 2 to the connection point before battery 1 + to the charge/discharge end of the positive pole (Shared charging end/discharge end); P-Negative terminal of connection/discharge terminal (shared with charge/discharge).

Charging Voltage: 8.4V - 9.oV Continuous Discharge Current (Maximum): 20A (If the cooling environment is not good, reduce the load current use) Continuous charging current (upper limit): 10A Standard Version: Suitable for rigs with currents up to 25A below 50W or resistive loads below 168W. Balanced type: suitable for electric drills below 25A and below 50W, or a start-up current of a resistive load of less than 168W with balanced charge. Note 1: Two 10C-20C power batteries are required for the successful start of the electric drill, or four 5C-10C power batteries (ordinary 18650 cannot start the drill!). ) ! 0V and 8.4V cables, using more than 2 square millimeters of copper wire (no nickel plates!). Note 2: Connect 0V, 4.2V, and 8.4V in strict accordance with the diagram. When the battery is connected for the first time, it needs to be charged before output. Note 3: When the battery is charged, the "430" resistance heating is a normal phenomenon, indicating that the equalization circuit is working normally; If the "430" resistor is also heated when it is not charging, check whether the wrong line is connected. Note4: Do not mix good batteries with bad batteries!2 cells of battery capacity/internal resistance should be as close as possible!

Charging Voltage: 8.4V - 9.0V Continuous Discharge Current (Maximum): 20A (If the cooling environment is not good, reduce the load current use) Continuous charging current (upper limit): 10A. Standard Version: Suitable for rigs with currents up to 25A below 50W or resistive loads below 168W. Balanced type: suitable for electric drills below 25A and below 50W, or a start-up current of a resistive load of less than 168W with balanced charge. Note 1: Two 10C-20C power batteries are required for the successful start of the electric drill, or four 5C-10C power batteries (ordinary 18650 cannot start the drill!). ) ! OV and 8.4V cables, using more than 2 square millimeters of copper wire (no nickel plates!). Note 2: Connect 0V, 4.2V, and 8.4V in strict accordance with the diagram. When the battery is connected for the first time, it needs to be charged before output. Note 3: When the battery is charged, the "430" resistance heating is a normal phenomenon, indicating that the equalization circuit is working normally; If the "430" resistor is also heated when it is not charging, check whether the wrong line is connected. Note: Do not mix good batteries with bad batteries!2 cells of battery capacity/internal resistance should be as close as possible!

OVERCHARGE VOLTAGE RANGE: 4.25-4.35V±0.05V; OVERDISCHARGE VOLTAGE RANGE: 2.3-3.0V±0.05V SIZE: 53*17*4MM ;Operating current: 0-10A ; It is recommended to use the operating temperature within 8A: -40-+50°C ;Instantaneous current: 11-13A ; Storage conditions: -40 - +80°C Quiescent current: less than 30UA ;Effective life: more than 30000 hours; Resistance: less than 100MQ ;Short-circuit protection: protecting, delayed self-healing; SIZE: 53*17*4MM

Scope of application: suitable for 3.6V 3.7V nominal voltage lithium battery (including 18650, 26650 lithium polymer batteries). PRODUCT： SIZE: 59*20*3.4MM ;PRODUCT WEIGHT: 4.4G ;Charging voltage: 12.6V-13V;Max output current: 20A ;Max output power/charging power: 252W. Note 1: 3 x 15C-20C power batteries are required to successfully start the drill, or 6 x 10C-15C power batteries (ordinary 18650 cannot start the drill!!). Note 2: Wiring 0V, 4.2V, 8.4V, 12.6V, do not deliberately short circuit. Note 3: When there is a load such as a brush motor, a non-polar capacitor must be connected in parallel at the positive and negative terminals of the motor (Withstand voltage above 25V, capacity 10UF-100UF), to prevent the reverse spike voltage generated by the motor from interfering with the protection board or breaking down the MOS tube. Note 4: When connecting 3 groups of batteries in series, please ensure that the voltage of each group of batteries is the same, if it is different, please fill each group of batteries separately and then use them in series. . During the discharge test, the group of cells with a faster voltage drop is a poor battery.

Overcharge detection voltage: 4.25±0.025V; Overcharge boost voltage: 4.15±0.05V; Overdischarge detection voltage: 2.50±0.08V Overdischarge boost voltage: 3.00±0.1V ;Overcurrent current: 20-30A ;Operating current 15A (free cooling 10.A, heating sheet 15A, maximum instantaneous current 30A) Automatic recovery after removal of protection conditions, no need to activate protection: short-circuit protection, overcharge protection, Over discharge protection, over current protection working temperature: -40-85°C; SIZE: ABOUT 50*22*4MM

Overcharge voltage range: 4.25-4.35V ± 0.05V; Overdischarge voltage range: 2.3-3.0V±0.05V. Size: 67*16*1.0mm; Maximum working current: 6A; Maximum instantaneous current: 6-7A. Working temperature: -40-+50°C; Storage conditions: -40-+80°C ;Static current: less than 6uA; Active life: days less than 50,000 hours. resistance: less than 45Ω ;Short-drop protection: can be protected, needs to be charged to recover.

1. Module name: 4 strings of lithium battery protection board. 2. Modular nature: polymer lithium battery protection board. 3. Overcharge detection voltage: 4.25 soil 0.025V. 4. Overcharge release voltage: 4.15 soil 0.05V. 5. Overdischarge detection voltage: 2.50 ± 0.08V. 6. Over-discharge termination voltage: 3 ± 0.1V. 7. Overcurrent: 20-30A. 8. Working current 15A (Free cooling: .10A, plus Heat sink 15A, maximum instantaneous current 30A) 9. Terminal Condition: Release the protection condition, then automatically resume, no activation required (Selective Charger Activation). 10. Main functions: overcharge protection function, overdischarge protection, Short-circuit protection, over-current protection. 11.iTemperature: -40~+85 degrees High temperature environment, please strengthen radiation). 12. Module size: 50mm*22mm*4mm.

Charging voltage: 16.8V -18.1V; Continuous discharge current (maximum): 40A (if heat dissipation environment Not good, please reduce the load current to use) continuous charging current (upper limit): 20A ;Standard version (without equalization): suitable for electric drills with starting current below 60A and power below 100W. Enhanced version (without equalization): suitable for electric drills with starting current below 80A and power below 135W. Balanced version: suitable for starting current below 80A, Electric drills with a power of 135W or less. Note 1: 3 pcs of 15C-20C are required to successfully start the electric drill power battery, or 6 10C-15C power batteries (ordinary 18650 cannot start the electric drill !!). Note 2: Wiring 0V, .4.2V, 8.4V, 12.6V, 16.8V, do not deliberately short circuit. Note 3: When there is a load with a brush motor, try to connect a non-polar capacitor (withstand voltage above 25V, capacity 10uF-100uF) in parallel at the positive and negative terminals of the motor to prevent the reverse spike voltage generated by the motor from interfering with the protection board or breaking down the MOS tube. Note 4: When connecting 4 groups of batteries in series, please ensure that the voltage of each group of batteries is the same, if it is different, please fill each group of batteries separately and then use them in series.

Charging voltage: 16.8V -18.1V ;Continuous discharge current (maximum): 40A (if heat dissipation environment Not good, please reduce the load current to use) continuous charging current (upper limit): 20A; Standard version (without equalization): suitable for electric drills with starting current below 60A and power below 100W. Enhanced version (without equalization): suitable for electric drills with starting current below 80A and power below 135W. Balanced version: suitable for starting current below 80A, Electric drills with a power of 135W or less. Note 1: 3 pcs of 15C-20C are required to successfully start the electric drill power battery, or 6 10C-15C power batteries (ordinary 18650 cannot start the electric drill !!). Note 2: Wiring 0V, .4.2V, 8.4V, 12.6V, 16.8V, do not deliberately short circuit. Note 3: When there is a load with a brush motor, try to connect a non-polar capacitor (withstand voltage above 25V, capacity 10uF-100uF) in parallel at the positive and negative terminals of the motor to prevent the reverse spike voltage generated by the motor from interfering with the protection board or breaking down the MOS tube. Note 4: When connecting 4 groups of batteries in series, please ensure that the voltage of each group of batteries is the same, if it is different, please fill each group of batteries separately and then use them in series.

Module Parameters: Voltage: AC 220V Max power: 2000w Voltage regulation: AC 50-220V SPECIFICATION SIZE: HIGH TEMPERATURE RESISTANT FR-4 CIRCUIT BOARD CIRCUIT BOARD 36MM*48MM EXTERNAL SIZE: 48MM*6OMM*28MM (HIGH) SILICON CONTROL WITHSTAND VOLTAGE UP TO 1200VOLT / CURRENT 25A 1.6mm thickened epoxy copper clad laminate This voltage regulator has a peak voltage absorption circuit to effectively protect the high-power thyristor, and the service life is longer and more durable.

Module Parameters: Voltage: AC 220V Max power: 2000w Voltage regulation: AC 50-220V SPECIFICATION SIZE: HIGH TEMPERATURE RESISTANT FR-4 CIRCUIT BOARD CIRCUIT BOARD 36MM*48MM OUTER SIZE: 48MM*6OMM (KNOB DIRECTION) *28MM (HEIGHT) Silicon control withstand voltage up to 1200 volts / current 25A 1.6mm thickened epoxy copper clad laminate This voltage regulator has a peak voltage absorption circuit to effectively protect the high-power thyristor, and the service life is longer and more durable.

Features: Special design with 1.6 thick FR-4 high temperature resistant circuit board. It is safe and reliable to cope with high currents. Dual-capacitance design: Safety capacitors and metal film capacitors are more effective in protecting SCR. Higher efficiency and safer.1.5 thick aluminum and stainless steel shell, more suitable for home temperature control or speed control and industrial enterprise use. Beautiful and convenient, Safe, convenient and quality products. It will not rust for a long time. Mainly suitable for resistive loads, eg. Lamp. It is also suitable for single-phase brushed motors, and the maximum power cannot exceed 1/3 of 40000W. Specifications: Input voltage: AC 220V Output voltage: AC 0-220V High power: 4000w Dimensions: 60*45*40mm Net weight: 41.8g The product is connected in series in the circuit of the table lamp or electrical appliances, (that is, the table lamp, electrical appliances, etc. are disconnected from any one of the live wire or the neutral line, and the two wires of this "product" can be connected) to rotate the potentiometer rod, which can play the role of light and dark adjustment, speed regulation, voltage regulation and temperature regulation; It is very convenient to use.

The output is recommended not to short circuit, you must first connect the load, and then adjust the voltage! Natural heat dissipation is recommended to work for a long time within 2000W, more than please strengthen the heat dissipation! Specifications: Product name: 4000W AC voltage regulator Size: length 85 * width 55 * height 38mm, knob inner hole 6mm. Maximum power: 4000W (resistive load limit power), power should be reduced for a long time. It is recommended that the long-term resistive load is within 2000. Efficiency: more than 90%. Operating voltage: AC 220V Adjustable voltage: AC 0-220V (from high to low can be to 0, from low to high is about 10V) The binding post 1 is connected to the input 220V, and the binding post 34 is connected to the load. Note: The load must be connected before the voltage is regulated.