Features COMPATIBLE SWITCH This generator locking kit is compatible with Homeline Meter Main 150 amps or 200 amp circuit breakers. MAIN PURPOSE: Used to safely conduct the generator current to any circuit in your home, avoiding inconvenience caused by unexpected power outages. STEEL DRILL This locking kit includes a 3/16 steel drill that can be easily passed through the circuit breaker panel without the need for a control box or wiring. ALUMINUM ALLOY PANEL: The interlocking panel is made of aluminum alloy, which is corrosion and oxidation resistant and can be used for a long time. Easy installation: equipped with screws, nuts, drills, straps and stickers, the generator locking plate is easy to install and remove. Specification: Item Type:Generator Latch Kit Model: SD200SA Material: aluminium alloy. Package list: 2 x locking plates. 2 x nuts. 2 x screws. 1 x drill p>2 x ties. 2 x stickers. 1 x user manual Package List 2 x Interlock Panels 2 x Nuts 2 x Screws 1 x Drill Bit 2 x Ties 2 x Stickers 1 x User Manual