Usb flat panel sockets are quite common in the market. what kinds of sockets can you choose?
1. Straight through USB flat socket, features: no button, no indicator light or USB flat socket with indicator light, low cost.
2. USB flat panel socket with button. Features: USB flat panel socket with button, with or without indicator light, with high safety performance
3. Automatic on-off USB flat socket, with or without indicator light, built-in switch, that is, open the switch when plugged in, and close the switch when pulled out
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