#74 Hand pulse detector new design ( with charger )
Plates, PCB , Power Indicator,ON/OFF switch, Battery (Black) , LED , USB port and ( charger ) .
a set of principles concerned with the nature and appreciation of beauty .
Jul 17, 2017 4:15
Hand_Pulse_Detector with Two metal plates, micro USB port, Power Indicator and ON/OFF switch on the device .
Jul 13, 2017 17:11