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Normal delivery from Monday to Saturday (delivery time until 4:00 pm every day), and stop delivery on Sunday.
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DC DC power cord 5.5 2.1 Female port to USB socket head 5V charging adapter cable 3A/2A/1A & nbsp;
A very practical line.
If you already have 5V1A, 5V2A, 5V3A, 5V1.5A DC power supply and the connector is 5.5, you can turn it into a USB female power supply through this adapter.
So you can connect the USB cable to charge different devices. It can also be used in reverse connection if necessary, greatly improving the practicability of the power supply!
DC head outer diameter is 5.5MM, inner diameter is 2.1mm(2.5)Female port, USB is a universal standard female socket, all-wrapped edge, pure copper core, can pass 3A high current
About 12cm in length(With head)
Standard internal positive and external negative, the core of the female header is positive, and the metal ring of the shell is negative