USB-C Power Injector supports up to 140W Charging. The charging requires a USB-C PD charger (not included).The unit supports DP Alt Mode with 4K@60Hz 4:4:4 video and enables SST/MST. allowing dual-video output via USB-C and HDMI. This makes it ideal for setups requiring a second display signal directly from the injector.Please order PD charger separately: VLUSBCPWR100Injects up to 140W charging for USB host. Max total cable length in + out = 7 meterswe recommend Max 2 meter on PC side and 3 meter og Device side.The USB-C connector in and output are with hole for USB-C cables with locking screw we recommend Vivolink PROUSBCMMSThis injector occupies only one Tier in the USB connection.