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TEC4056 18650 Charger Module 4.2V Lithium Battery Charger Charging Module TP4056 TEC4056 18650 Charger Module 4.2V Lithium Battery Charger Charging Module TP4056 Description: 1>. 0.3A, 0.5A, 0.8A current charging 2>. Adopt micro USB interface, convenient to use 3>. Charging status LED indicator lamp: red lamp charging; green lamp fully charged 4>. Suitable for 18650 lithium no... $2.99
$3.99
SKU: 12451
$2.99
$3.99

25

Battery Charger Discharger Board Undervoltage Overvoltage Charge Protection Board Charging Discharging Module Battery Charger Discharger Board Undervoltage Overvoltage Charge Protection Board Charging Discharging Module Description Battery charge and discharge module integrated voltmeter undervoltage and overvoltage protection timing charge and discharge with communication function   Module Highlights: 1. Battery charge and discharg... $4.19
$5.59
SKU: 12325
$4.19
$5.59

25

LM3914 Blue LED Bar Display Module 10 Segments Battery Power Indicator Battery Capacity Indicating Tester DIY Kits LM3914 Blue LED Bar Display Module 10 Segments Battery Power Indicator Battery Capacity Indicating Tester DIY Kits Product Introduction: 1.Power Consumption:all lamps on 42mA;single lamp on 4mA 2.Measurement Range:universal 2.4-20V batteries 3.Color: Blue 4.Display Way:multi-lamp bar display or single lamp dot display 5.PCB Size:45*14mm 6... $3.64
$4.55
SKU: 12004
$3.64
$4.55

Charger Circuit Board Mobile Power Bank with Protective Box for 4pcs 18650 Battery Charger Step Up Converter Power Supply Module Charger Circuit Board Mobile Power Bank with Protective Box for 4pcs 18650 Battery Charger Step Up Converter Power Supply Module Product Introduction: 1.Input Parameter:5V/1A 2.Input Interface:V8 port,Micro USB 3.Output Parameter:double USB output 5V/2A 4.Conversion Rate:90% (average) 5.Function Feature:with a highlight LED lamp (long press or ... $2.99
$3.99
SKU: 10901
$2.99
$3.99

26

DC to DC Double USB LCD Display Power Supply Charger Module Lithium Battery Charging Board Module 5V 2.1A Input for Apple Android DC to DC Double USB LCD Display Power Supply Charger Module Lithium Battery Charging Board Module 5V 2.1A Input for Apple Android Product Introduction: 1. Size:66*18*16mm (L*W*H) 2. Input: DC 5V 2.1A 3. Output: DC 5V/1A or 5V/2.1A 4. Protect Function:overcharging protection;overdischarging protection;overload protection   Module... $4.61
$6.15
SKU: 10223
$4.61
$6.15

26

5V 1A 2A Double USB Output Power Bank Battery Charger Protection Board Step Up Boost Converter Module with LED Lamp Power Capacity Indicator 5V 1A 2A Double USB Output Power Bank Battery Charger Protection Board Step Up Boost Converter Module with LED Lamp Power Capacity Indicator Product Introduction: 1.Input Parameter:5v/1A 2.Input Interface:V8 interface  micro USB 3.Output Parameter: double USB output:5v/2A    4.Conversion Rate:90%  average Safe Design: 1.Power has designs of ... $1.94
$2.59
SKU: 8903
$1.94
$2.59

25

Dual USB 5V 2.1A 1A Mobile Power Bank Charger PCB Board Boost Step Up Module LCD Display for 18650 Battery DIY Dual USB 5V 2.1A 1A Mobile Power Bank Charger PCB Board Boost Step Up Module LCD Display for 18650 Battery DIY Description: Model: K6-PCBA  Input: 5V1.2A  Output: 5V1A,5V2.1A  Battery voltage range: 3.7V+/-0.5V  Capacity display range:1%-100%  Size: 65*22*15mm   Notice: The product do... $5.20
$6.93
SKU: 6876
$5.20
$6.93

25

LCD Display Battery Capacity Indicator Voltage Tester 0%-100% Lead-acid Li-ion Battery Capacity Tester 7.4V/12V/24V LCD Display Battery Capacity Indicator Voltage Tester 0%-100% Lead-acid Li-ion Battery Capacity Tester 7.4V/12V/24V Sketch:          Overviews: LY7 is a kind of voltage type battery capacity tester, it can test the voltage and capacity of battery, and display them with intuitive battery symbol and percentage. ... $6.07
$7.99
SKU: 13210-1
$6.07
$7.99

25

Coulomb Counter Coulometer Coulombmeter Battery Capacity Tester Indicator 50A Voltameter Voltage Current Power Meter for Electromobile Coulomb Counter Coulometer Coulombmeter Battery Capacity Tester Indicator 50A Voltameter Voltage Current Power Meter for Electromobile Sketch: Overviews: TF03K-A is a kind of high precision current type battery capacity tester (also known as coulometer), which can test the voltage, current and capacity of battery to help users know the state of battery in ti... $41.79
$54.99
SKU: 13209
$41.79
$54.99

25

Coulomb Counter Coulometer 80V 50A Coulombmeter Battery Capacity Indicator Tester Voltameter Voltage Current Meter Coulomb Counter Coulometer 80V 50A Coulombmeter Battery Capacity Indicator Tester Voltameter Voltage Current Meter Sketch:              Product Overviews: TR16 is a kind of high precision current type battery capacity tester(also known as coulometer),which can test the voltage,current and capacity of b... $18.99
$24.99
SKU: 13208
$18.99
$24.99

Battery Charger Controller Undervoltage OverDischarge Protection Module for 2V-120V Battery Battery Charger Controller Undervoltage OverDischarge Protection Module for 2V-120V Battery Parameters: No. Parameter Value 1 Product name Fully automatic battery charging control module 2 Product model YX-X2086 ... $5.69
$7.59
SKU: 13118
$5.69
$7.59

25

Battery Charge Controller OverDischarge Undervoltage Protection Module Automatic Power Charger Module for 12V Battery Battery Charge Controller OverDischarge Undervoltage Protection Module Automatic Power Charger Module for 12V Battery Parameters: No. Parameter Value 1 Product name Battery under voltage and charging protection module 2 Product model X802 ... $4.12
$5.49
SKU: 13117
$4.12
$5.49

26

Under Voltage Protection Module Battery Charger Controller Charging Discharging Protection Module for 12V Battery Under Voltage Protection Module Battery Charger Controller Charging Discharging Protection Module for 12V Battery Parameters: No. Parameter Value 1 Product name Battery under voltage protection module 2 Product model X801 ... $3.99
$5.35
SKU: 13116
$3.99
$5.35

26

Undervoltage Control Module LED Display Charge Controller Module for 12V-120V Battery Undervoltage Control Module LED Display Charge Controller Module for 12V-120V Battery Parameters: No. Parameter Value 1 Product name Battery undervoltage protection module 2 Product model YX-X1208 ... $4.87
$6.49
SKU: 13136
$4.87
$6.49

26

Undervoltage Control Module Over-discharge Protection Module Charge Controller for 6V-60V Battery Undervoltage Control Module Over-discharge Protection Module Charge Controller for 6V-60V Battery Parameters: No. Parameter Value 1 Product name NC battery charging control module 2 Product model RX-X604 ... $7.31
$9.75
SKU: 13148
$7.31
$9.75

25

Over Discharge Under Voltage Protection Battery Discharging Low/Negative Voltage Protection Board Charger Module for 12V Battery Over Discharge Under Voltage Protection Battery Discharging Low/Negative Voltage Protection Board Charger Module for 12V Battery Description: This module has a delayed disconnection and can automatically restore output function. That is, the module will disconnect the output after the battery is under voltage for 3 to 5 seconds, thus avoiding the misoperation du... $6.74
$8.99
SKU: 13146
$6.74
$8.99

26

Power-OFF Protection Module Automatic Switching Module UPS Emergency Cut-off Battery Power Supply 12V to 48V Control Board Power-OFF Protection Module Automatic Switching Module UPS Emergency Cut-off Battery Power Supply 12V to 48V Control Board Description: This is a power outage automatic switch module for 12V-48V battery. Parameters: No. Parameter Value 1 Product model X804 2... $2.99
$3.99
SKU: 13145
$2.99
$3.99

25

XH-M352 5V 1A Boost Converter Step Up Module Linear Rectifier USB Lithium Battery Charging Power Supply Module XH-M352 5V 1A Boost Converter Step Up Module Linear Rectifier USB Lithium Battery Charging Power Supply Module Description: The booster module adopts FP6717 scheme. FP6717 is using synchronous rectifier technology (state resistance is extremely low power MOSFET is used to replace the rectifier diode), greatly reduce the wastage of the rectifier... $2.24
$2.99
SKU: 13097
$2.24
$2.99

25

XH-M350 Backup Battery Switching Module High Power Board Automatic Switching Battery Power Module 12V 150W XH-M350 Backup Battery Switching Module High Power Board Automatic Switching Battery Power Module 12V 150W Description: This module is for storage battery emergency switch. It adopts the high quality industrial relay and the effective control current can reach 12A. In control of 12V, power can reach 150W. It is widely used in incubators, ... $4.27
$5.69
SKU: 13096
$4.27
$5.69

26

DIY Kit NE555 Electronic Component Parts Electric Piano Organ Module DIY Set with Battery Box DIY Kit NE555 Electronic Component Parts Electric Piano Organ Module DIY Set with Battery Box Description: The scale of the circuit can produce different sounds, while different keys correspond to different scales. The play of the electronic organ is to use the fingers to press different keys to produce different scales. The pr... $3.48
$4.35
SKU: 13032
$3.48
$4.35


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