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DC Electronic Load Tester Battery Capacity 35W 5A Adjustable Constant Current Aging Resistor Discharger LCD Voltage Current Power Display 1.Description: The industrial-grade long-life electronic load tester adopts long-life ball fan which has fast rotating speed and strong wind.It supports continuous discharging for non-stop work and suitable for long-per... $16.09
~~$22.99~~ SKU: 13413
$16.09
~~$22.99~~
30

DC-DC USB Step UP/Down Power Supply Module LCD Temperature Display Adjustable Boost Buck Converter Voltmeter Ammeter Battery Capacity Tester with Shell Button Control 1.Description: XY-MUP is an instrument with integrated buck-boost power supply module and multi-function voltage ammeter and temperature display module. In ‘PER’ work mode,it can be used as... $5.59
~~$7.99~~ SKU: 13492
$5.59
~~$7.99~~
31

DC Electronic Load Tester 35W 5A LCD Display Adjustable Constant Current Aging Tester Discharger Voltage Current Power Battery Capacity Display 1.Description: The industrial-grade long-life electronic load tester adopts long-life ball fan which has fast rotating speed and strong wind.It supports continuous discharging for non-stop work and suitable for long-per... $13.19
~~$19.99~~ SKU: 13536
$13.19
~~$19.99~~
34

FM Wireless Microphone DIY Kits FM Radio Electronic Training Suite DIY Module DC 1.5-9V 1-6mA No Battery Product Introduction: 1.Operating Voltage:DC 1.5V-9V 2.Operating Current:1mA-6mA 3.Operating Frequency:87-108 4.Board Size:22*52mm 5.Transmitting Distance:10-30m Packing List: Name Parameter ... $2.06
~~$2.79~~ SKU: 10645
$2.06
~~$2.79~~
26

UM24 for APP USB 2.0 Color LCD Display Tester Voltmeter Ammeter Battery Capacity Tester Voltage Current Meter Cable Resistance Tester Description: UM24 is a multifunctional USB test meter.It can test and display voltage/current/power/capacity/energy detection,fast charging identification,data storage, etc. Features: 1>. 1.44-inch RGB LCD display. 2&g... $14.95
~~$21.99~~ SKU: 13232
$14.95
~~$21.99~~
32

Blue LY6W 36V Electricity Quantity Display External Installation for Lead Acid Battery Product Introduction: 1. Model: LY6W 2. Type: External Installation 3. Screen Display: LCD 4. Application Battery: Lead Acid Battery Application Battery Specification: 1. Lead Acid Battery: 36V ... $4.43
~~$5.99~~ SKU: 11387
$4.43
~~$5.99~~
27

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... $2.79
~~$3.99~~ SKU: 12451
$2.79
~~$3.99~~
30

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... $3.91
~~$5.59~~ SKU: 12325
$3.91
~~$5.59~~
30

TEC-06 Battery Capacity Tester Module Power Supply Module Mini USB 16W Electronic Load Max 500AH LED Display with Fan Description: TEC-06 is constant current electronic load.It uses high-precision DAC loop control technology to control output current for power supply or battery. So that the current does not change with the voltage changes.It is a lo... $10.33
~~$14.75~~ SKU: 12449
$10.33
~~$14.75~~
31

4S 10A 14.8V 16.8V 18650 Li-ion Lithium Battery Charger BMS Protection PCB Board Description: Lithium battery protection board.It is use to protect the battery to prevent the battery from being over-discharged or over-charged during use, resulting in battery damage. Features: 1>. Small size. 2>. Simp... $3.49
~~$4.99~~ SKU: 13229
$3.49
~~$4.99~~
31

DC-DC USB Step UP Step Down Power Module Adjustable Boost Buck Converter Battery Capacity Tester 5V to 3.3V 9V 12V 24V 1.Description: XY-LUP is an instrument with integrated buck-boost power supply module and multi-function voltage ammeter. In ‘PER’ work mode,it can be used as buck-boost power supply module... $4.19
~~$5.99~~ SKU: 13416
$4.19
~~$5.99~~
31

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, ... $3.98
~~$5.69~~ SKU: 13096
$3.98
~~$5.69~~
31

10PCS TP4056 1A Li-ion Lithium Battery Charging Module Charging Board Charger with Micro USB Description: 1. Charge Module: Linear charging 2. Current: 1A adjustable 3. Charge Precision: 1.5% 4. Input Voltage: 4.5V-5.5V 5. Full Charge Voltage: 4.2V 6. Led Indicator: Red is charging; Blue is full charged 7. Input In... $2.79
~~$3.99~~ SKU: 12620
$2.79
~~$3.99~~
30

10A Lithium Battery Charger Controller Protection Board Module 6-60V LCD Display Description: Battery charging control module automatically controls battery charging and discharging to protect battery. Features: 1>.LCD display 2>.Display battery voltage 3>.Percentage of electri... $5.24
~~$7.49~~ SKU: 13285
$5.24
~~$7.49~~
30

5pcs 5V 1A Micro USB Lithium Battery Charging Board TP4056 Charger Module Product Introduction: 1.Input Voltage:5V 2.Charging Cut-Off Voltage:4.2V±1% 3.Maximum Charging Current:1000mA 4.Overdischarging Protection Voltage:2.5V 5.Overcurret Protection Current:3A 6.Board Size:2.6*1.7cm Not... $2.72
~~$3.89~~ SKU: 12734
$2.72
~~$3.89~~
31

LM3914 Green 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: Green 4>. Display Way: multi-lamp bar display or single lamp dot display... $2.78
~~$3.75~~ SKU: 12003
$2.78
~~$3.75~~
26

Charging Control Module 30A LCD Display Storage Lithium Battery Charger Control Switch Protection Board 6-60V Description: Battery charging control module automatically controls battery charging and discharging to protect battery. Features: 1>.LCD display 2>.Display battery voltage 3>.Percentage of electrici... $6.29
~~$8.99~~ SKU: 13284
$6.29
~~$8.99~~
30

XH-M604 Charge Control Module DC 6-60V Battery Protection Board Controller for Lithium/Lead-acid Battery Product Introduction: 1.Name:numerical control battery charging control module 2.Model:XH-M604 3.Input Voltage:DC 6-60V (max 80V) 4.Display Precision:0.1V 5.Control Precision:0.1V 6.Output Type:direct output 7.Voltage Toler... $6.78
~~$9.69~~ SKU: 11314
$6.78
~~$9.69~~
30

DC 12V-24V Voltage Detection Charging Discharge Monitor Relay Switch Battery Charging Control Battery Protection Board Module Product Introduction: 1.Model:XH-M603 2.Input Voltage:DC 10-30V 3.Display Precision:0.1V 4.Control Precision:0.1V 5.Output Type:direct output 6.Voltage Tolerance:+/-0.1V 7.Application Fields:12-24V storage battery 8.Size;... $5.31
~~$7.59~~ SKU: 11313
$5.31
~~$7.59~~
31

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 ... $2.79
~~$3.99~~ SKU: 10901
$2.79
~~$3.99~~
30

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 ... $1.81
~~$2.59~~ SKU: 8903
$1.81
~~$2.59~~
30

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... $2.79
~~$3.99~~ SKU: 13145
$2.79
~~$3.99~~
30

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... $3.22
~~$4.35~~ SKU: 13032
$3.22
~~$4.35~~
26

DIY Audio Power Amplifier Board Kit Radio Speaker Loudspeaker DIY Kits Module 3W DC 4.5-5V with Battery Case Parameter: NO. Parameter Value 1 Name Amplifier suite 2 Model AKE-1 3 Operating Voltage ... $6.18
~~$8.35~~ SKU: 12386
$6.18
~~$8.35~~
26

Dual USB 5V 2.1A 1A Mobile Power Bank Charger Boost Converter Step Up Module LCD Display Board 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... $4.85
~~$6.93~~ SKU: 6876
$4.85
~~$6.93~~
30

Lithium Battery Charging Board 3.7V to 5V 2A Type-C USB Charger Discharger Module Parameter: 1>.Input charging voltage: DC 5V 2A 2>.Input battery voltage:DC 3.7V-4.2V Polymer Rechargeable Lithium Battery 3>.Output channel:1CH 4>.Output voltage:5V2A 5&g... $4.47
~~$6.39~~ SKU: 14034
$4.47
~~$6.39~~
30

DC 3.7V to 5V 2A Lithium Battery Charging Board Intelligent Control Charger Module DIY Charger Parameter: 1>.Input charging voltage: DC 5V 1A 2>.Input battery voltage:DC 3.7V-4.2V Polymer Rechargeable Lithium Battery 3>.Output channel:2CH 4>.Output voltage:5V2A/5V2A ... $3.70
~~$5.29~~ SKU: 14032
$3.70
~~$5.29~~
31

Lithium Battery Charging Board DC 3.7V to 5V 2.1A Mobile Power Charger Discharger Module Parameter: 1>.Input charging voltage: DC 5V 2.1A 2>.Input battery voltage:DC 3.7V-4.2V Polymer Rechargeable Lithium Battery 3>.Output channel:2CH 4>.Output voltage:5V2.1A/5V1A &... $3.70
~~$5.29~~ SKU: 14031
$3.70
~~$5.29~~
31

XH-M246 Automatic Buck-Boost Module Non-isolated CCCV Power Supply Converter Step Down Step UP Module Battery Charging Module Description: XH-M246 is a Automatic Buck-Boost constant voltage constant current power supply module.It can adjust output voltage to meet different require and output a stable voltage. Parameter: 1>... $3.91
~~$5.59~~ SKU: 13894
$3.91
~~$5.59~~
30

5V USB Multi-function Meter LCD Voltmeter Ammeter Battery Capacity Tester Power Tester Temperature Display 1.Description: This product is a multi-function voltage-ammeter.The main function of this product is to measure the voltage,current,capacity,energy,time,power,temperature,fast charge protocol,load impedance and display ... $6.59 SKU: 13787
$6.59

4S 3.2V Lithium Iron Phosphate Battery 12.8V 100A Charging Protector Balanced Function Board Parameters: 1>.Overcharge protection voltage:3.75V+/-0.025V 2>.Overcharge release voltage:3.55V+/-0.05V 3>.Overcharge protection delay:1S+/-200mS 4>.Over-discharge protection voltage:2.0V+/-0.05V 5>.Ove... $7.69
~~$10.99~~ SKU: 13593
$7.69
~~$10.99~~
31

4S 3.7V Polymer Lithium-Ion Battery 14.8V 100A Charging Protector Balanced Function Board Parameters: 1>.Overcharge protection voltage:4.25V+/-0.025V 2>.Overcharge release voltage:4.15V+/-0.05V 3>.Overcharge protection delay:1S+/-200mS 4>.Over-discharge protection voltage:2.7V+/-0.05V 5>.Ove... $7.69
~~$10.99~~ SKU: 13592
$7.69
~~$10.99~~
31

5S 3.2V Lithium Iron Phosphate Battery 16V 50A Charging Protector Balanced Function Board Parameters: 1>.Overcharge protection voltage:3.75V+/-0.025V 2>.Overcharge release voltage:3.55V+/-0.05V 3>.Overcharge protection delay:1S+/-200mS 4>.Over-discharge protection voltage:2.0V+/-0.05V 5>.Ove... $6.29
~~$8.99~~ SKU: 13591
$6.29
~~$8.99~~
30

5S 3.7V Polymer Lithium-Ion Battery 18.5V 50A Charging Protector Balanced Function Board Parameters: 1>.Overcharge protection voltage:4.25V+/-0.025V 2>.Overcharge release voltage:4.15V+/-0.05V 3>.Overcharge protection delay:1S+/-200mS 4>.Over-discharge protection voltage:2.7V+/-0.05V 5>.Ove... $6.71
~~$9.59~~ SKU: 13590
$6.71
~~$9.59~~
30

DC 5V-38V Multi-function Meter LCD Voltmeter Ammeter Battery Capacity Tester Power Tester Discharge Timer Temperature Display 1.Description: This product is a multi-function voltage-ammeter.The main function of this product is to measure the voltage and current, and display it in real-time.At the same time, in order to meet the diversified nee... $5.59
~~$7.99~~ SKU: 13555
$5.59
~~$7.99~~
31

Micro Lipo Micro-B USB Battery Charger Board USB LiPoLiIon charger - v1 Description: This little lipo charger is so small and easy to use you can keep it on your desk or mount it easily into any project! Simply plug it via any MicroUSB cable into a USB port and a 3.7V/4.2V lithium polymer o... $5.59
~~$7.99~~ SKU: 13513
$5.59
~~$7.99~~
31

MAX17043 I2C LiPo Fuel Gauge Lithium Battery Detection Module A/D Converter IIC Parameter: 1>.Work Voltage:DC 5V 2>.Protocol:IIC 3>.Work Temperature:-40℃~125℃ 4>.Work Humidity:0%~95%RH 5>.Size:24*10*7mm Features: 1>.Fuel gauge system for single cell lithium io... $4.19
~~$5.99~~ SKU: 13512
$4.19
~~$5.99~~
31

DC 5V-12V to 12V Step Up Charging Module for 18650 Lithium Battery UPS Voltage Converter 1.Description: It is a UPS uninterruptible power supply control board. 2.Features: 1>.Support charging and discharging at the same time 2>.Large current ... $2.02
~~$2.89~~ SKU: 13499
$2.02
~~$2.89~~
30

DC 5V-12V to 9V Step Up Charging Module for 18650 Lithium Battery UPS Voltage Converter 1.Description: It is a UPS uninterruptible power supply control board. 2.Features: 1>.Support charging and discharging at the same time 2>.Large current ... $2.02
~~$2.89~~ SKU: 13498
$2.02
~~$2.89~~
30

DC-DC LCD USB Step UP/Down Power Supply Module Adjustable Boost Buck Converter Voltmeter Ammeter Battery Capacity Tester Temperature Display 1.Description: XY-DUP is an instrument with integrated buck-boost power supply module and multi-function voltage ammeter and temperature display module. In ‘PER’ work mode,it can be used as... $4.68
~~$6.69~~ SKU: 13494
$4.68
~~$6.69~~
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