Specification: Voltage: 18V/21V Chuck Size: 6mm. Spindle Diameter: 12.7mm 1/2''. Grinding Wheel Diameter: 125mm/4.9inch. Material: Engineering Plastics. Fetaure: High Quality : Copper core motor, high power, anti-overload, prevent burning machine.Super heat dissipation, three-dimensional heat dissipation, protect the motor. Brushless & Cordless : The Brushless motor eliminates carbon brushes.Cordless design make working more convenient, improve efficiency,you can work at any where like outdoor without any cable winding and power socket. Easy To Use : Small handle, light weight, easy outdoor operation,non-slip handle, more effectively to reduce fatigue during operation. Slide switch: conveniently located for one hand operation.

This is a genuine WiLife Pro WLPI-X6 six-port Power Injector designed for use with WiLife Pro digital surveillance systems. The unit has never been installed or powered on. All original components are included.