Dual USB 5V 1A 2.1A PCB Power Module with LCD HCSR04 Works with almost any surface

Works with almost any surface type

this board offers an excellent balance of performance

hobby engineers

LED ON/OFF Indicate

Dual USB 5V 1A 2.1A PCB Power Module with LCD HCSR04 Works with almost any surfaceDual USB 5V 1A 2. 1A PCB Power Module with LCD This is the Dual USB 5V 1A 2. 1A Digital LCD 18650 Lithium Battery Charging Module Accessories, 18650 Circuit board shell. Meet the individual needs of your DIY, but you must understand basic electronic assembly. The motherboard comes with protection Charging, overcharge protection, over discharge protection, and overcurrent protection. An intelligent output device after charging full, automatically stop