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USB charging current detection load testing instrument with toggle switch, capable of 2A/1A discharge aging resistance

IIC I2C level conversion module 5-3v system compatible with 4-channel conversion module sensor module

2A 5V integrated charging and discharging module 3.7V 4.2V 18650 lithium battery charging boost power board protection

Constant current, constant voltage, high current 5A lithium-ion battery charging LED driver voltage reduction and constant current power module...

DC-DC boost module (0.9V~5V) up to 5V 600MA USB boost circuit board mobile power boost

3.3V power module AM11117 3.3V power module unwelded pin new product 5V

3.3V power module AM11117 3.3V power module unwelded pin new product 5V

2A 5V integrated charging and discharging module 3.7V/4.2V lithium battery boost mobile power supply charging and discharging protection

Power module 3.3V 5V 12V multi output voltage conversion module DC-DC 12V to 3.3V 5V

Voltage Sensor Module Electronic Building Blocks

USB DC voltage reduction module 12V24V to QC3.0 fast charging mobile phone charging board supports Apple Huawei FCP

KIS3R33S 7V-24V to 5V/3A synchronous rectification DC stabilization DC-DC step-down power board module