Clearly marks how much power is left in your batteries, so you don't have to guess and mix old batteries with new ones. Features: For use with AAA, AA, C, D, E-block (9V), CR123A, CR2, CR-V3, 2CR5,CR-P2 and button cell batteries. Battery status indicated on LCD display. Designed for use with standard, Lithium-Ion and rechargeable batteries.
This tiny blue board is what you usually find in power banks. This board allows the user to charge their battery system using the USB female port and MicroUSB works as the discharging port. The battery is connected from the top pads on the bottom which indicate B+ and B-. To be safe, you can use the battery holder for the 18650s and solder the wires to the board.
This Adapter Plug Cable with LED Indicator is used for Remote Control Toys, Household Appliances, Power Tools.
The DFR0849 is a 2 way buck fast-charging module that integrates the common 5V charging recognition function, it can save a lot charging time by triggering the peak current via fast charging protocol.
The DFR0852 is a 4 USB buck fast-charging module integrates the common 5V charging recognition function, this module can save a lot of charging time by triggering the peak current via fast charging protocol.
This product is a 2 channel fast-charging module able to detect the voltage and current input to adjust the output up to 24W. It also comes with an array of protective features to protect your electronics.
This is a 4S power range rated lithium-ion 18650 battery management system pack protection board which operates up to 30 amperes of current at 14.8 volts, used for Over charge protection, over discharge protection function, short circuit protection function, over current protection function, balance.
This is a USB port 3S LIPO Battery Pack Charger, 11.1V- 800mA
TEC4056 TP4056 Charger Module Micro-USB 18650 4.2V lithium battery charger Non-Protection Board Module.
3V-36VDC Automotive Voltage Circuit Probe Tester Pen.
This Lithium and lead-acid battery tester performs external load capacity tests of the battery as well as other tests, 18650 tools, single function, by controlling the load off and obtaining real-time integrated discharge current capacity results.
