1. High quality material: The wire switch is made of high quality ABS and metal, flame retardant, safe, sturdy and durable. 2. Function: You can turn your lights on and off via the remote control panel at a wide distance range, high sensitivity. 3. Strong Signal: Adopt 433.92MHz wire RF chip, the signal can pass through the wall to be recognized by the receiver. 4. Anti interference: EV1527 coded format, each remote control switch has an independent address, to avoid mutual interference. 5. Wide application: The wire remote control switch can be widely used in boats, motorcycles, vehicles, cars, trucks, RVs, etc. Specifications: Item Type: Wire Switch Shell Material: Flame Retardant ABS + Metal Operating Frequency: 433.92 Mhz Battery Model: DC 12V 27A 60mah Dry Battery Comes with Battery Size: 1527 Size; Size: approx. 86mmx86mm/3.39inx3.39in Compatibility: Can be widely used in short and long range wire activation/deactivation devices, anti-theft alarm control panels, elevators, boats, motorized curtains, roller shutters, garage door openers, gate barriers, motorcycles, vehicles, cars, trucks, campers, electric generator, electric door unlock locks, windows, manual switch extension cord, light bulbs and lamp strips LED, entry and access control, etc. Package List: 1 x Light Switch Wire 1 x Battery Note: Please note that the new type and old type of this product will be sent randomly, and make sure you do not mind before ordering.