T-Shaped Power supply 12V 2A - Convenient choice for all devices 

Multi-purpose plug, integrated with two types of plugs 5.5mm x 2.5mm and 4.0mm x 1.7mm, suitable for most devices using 5V, 9V, 12V power. 
Ensures stable current and output compatible with all devices, safe and reliable. 
Outstanding features: 

Suitable for modems, switches, APs, LCD screens, HDD BOXes, cameras, timekeeping machines, hammock machines, portable speakers, and many other devices. 

After purchasing: kindly note that we only sell the product and we are not committed to install it to the customer or teach him about it