Probador medidor de voltaje de capacidad de batería de iones de litio 1S-5S indicador de batería de 3,7 V-21 V

It's a green battery indicator light. Wider range of use, lithium batteries. Lead acid batteries, lithium iron phosphate, electric vehicle batteries. 1x Battery Tester Board. Ultra thin battery display with 5 LED indicator lights for more intuitive and aesthetically pleasing display.

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