Rechargeable double side PCB USB
Size of PCB is 52mm*20mm*20mm (Including the high of on-off and electric part.) PCB has a USB plug, connect with 5V power. It also can use the battery with 3.7V lithium battery. PCB has the function of automatically testing voltage. When goods...
Selling products;Cochlea drying box, electronic hearing aid dryer, saxophone whistle uv sterilization reed moisturizer box, PCB, design and development, toothbrush disinfector PCB, air purifier PCB
Manufacturer, Exporter, Distributor, Wholesaler/Retailer