Voltage selection: Can be seen directly on the product's back label, or the product's power supply can be seen, there are 5V standards for power input, choose our corresponding boost line according to your router. (12V boost line output 1A, if you are more than 1A you cannot use it)
Power plug size specifications: If you are unsure, you can consult the equipment manufacturer, or consult the seller who sells the equipment online: if the size of the power DC plug is 5.5 x outer diameter 2.1 mm, then choose that.
Most routers that can be directly outside are 5.5 x inner diameter 2.1.
12V boost line: with boost components, USB input 5V voltage through the components, boosted to 12V voltage 1A
Material: Plastic
Color: As shown
Package contents:
1 x 5V to 12V USB power cable USB to DC 5.5 x 2.1 mm
Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The allowed measurement error is +/- 1-3 cm.