YACSEJAO USB 5V to 9V/12V Step Up Cable 2.6FT/0.8M USB to 9v, 5v to 12v Step Up Step Up Voltage Converter with DC Jack 5.5 x 2.1mm(5-9/12V) - YA-8FD6

• 【USB to DC Booster Cable】Mainly used for USB to DC, 5V to 9V 12V boost. The cable can only operate with an output voltage of 9V or 12V 800Amh MAX, they are an IC circuit used to limit voltage to protect your device. 【Functional Design】Each cable will have an IC circuit to protect your device over load.It helps the cable in steady current&steady voltage,when your output or input is over the limit of the cable,it will lower the current to protect your devices. 【Easy to Use】With digital display function, which can provide much convenience for your using and operating. With compact shape, lightweight and portable, take up no space and you can put it anywhere. 【Application】The usb to DC 12V/9V cable can be used to power the router via power bank if power down. In addition, can also be applied to other device which is 5v power supply, such as small fan, desk lamp, solar panel, USB power pack, power adapter, speakers that requires for 12V/9V poewr and bluetooth audio etc. 【Widely Usage】 Plug and play, It is widely used in 12V low-power equipment such as a wireless router, smart speaker, smart camera, light band, game console, table lamp, breast pump, mini fan, development board,etc.