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Portable Bluetooth Car Usb Port , Car Charger Adapter High Speed Transmission
Functions:
(1) > shell: ABS + PC fire environmental protection material.
(2) > PCB board: glass fiber double panel, both sides have a copper sheet.
(3) > smart IC: overload, overvoltage and overheating, overcurrent and short circuit protection.
(4) > fuse: strengthen the protection of charging equipment.
(5) > USB rubber core, high temperature resistant rubber core, is made of iron, nickel plating.
(6) > spring shrapnel: manganese steel material, after heat treatment.