Features INCLUDED PARTS: Including a wireless switch and a remote controller, which is easy to operate, with stable performance and strong practicability. RF CONTROLLER: The remote controller uses radio frequency technology to penetrate walls, floors and doors, stable control the receiver from a reliable distance. LEARNING TYPE: This learning code has high level security with low repetition rate and relearning mode, which can delete old code and relearn new code. WIDE USE RANGE: The working frequency is 315MHz, the maximum remote control distance is 3000 meters without obstacles, has a wide range of applications. MULTIPLE USAGES: Can be used in burglar alarm, security system, household appliance, pump, electrical equipment, light, industrial control and security industry, etc. Specification: Item Type: Wireless Remote Switch Operating Frequency: 315MHz Control Power: ≤1000W Remote Control Distance: Approx. 3000 meter / 9842.5ft Battery: 1 x 6F22 Battery (remote control without battery) Voltage: 380V AC Package List:1 x Switch 1 x Remote Controller  Package List 1 x Switch 1 x Remote Controller