Features * 100% brand new and high quality voltage switching controller, protect the battery from over-discharge and extend battery life. * The undervoltage switch is used to cut off the power to the load in case of voltage drop below a set value. * When the battery voltage increases to a set value, the module will automatically charge again. * Adopting the design of LED indicators, it is clear that if the battery shows is powered on. * Both turn-off and turn-on voltage value can be adjusted by one-touch buttons. Specification: Item Type: TV Cable Hider Wall Kit Material: PC, Steel Weight: Approx. 350.00g / 12.35oz Cable Hider Outer Diameter: 7.09cm / 2.79 inch Hole Saw Diameter: 5.99cm / 2.36 inch Cable Tie Length: 15.24cm / 6 inch How to Use: Direct use. packing list: 4 x Cable Hider 1 x Hole Saw 1 x Drill Bit 10 x Cable Tie Package List