Size: 10*8*5.5CM Material: ABS Product selling point The cooling base has five interfaces (HDMI, Type-c, USB3.0X1/USB2.0X2) Support game Switch game console "video output expansion", HDMI projection, Support perfect HD 4K/30fps video display! For product stability, currently only supports game switch, does not support other devices. Support SWITCH usb wired network card! Support the market ordinary handle adapter! The function is the same as the original base! As with the official, with a buffer spring function to prevent damage to the NS handheld interface. With LED indicator light, MINI portable, with cooling holes. This TV base contains a PCB circuit board, which is compatible with the original base, plug in the original power supply and HDMI cable to use, easy to operate. The cooling base has five interfaces (HDMI, Type-c, USB3.0X1/USB2.0X2) Support compatible with Nintendo Switch game console \"video output expansion\", HDMI projection, Support perfect HD 4K/30fps video display! For product stability, currently only supports compatible with Nintendo switch, does not support other devices. Support SWITCH usb wired network card!