Feature:1. [Smart Remote Switch] This remote control switch has strong penetrating capabilities, allowing 360 degree all round remote control through wall and up to 3000 meters control distance.2. [Easy Installation] Simply install the control switch between the device you want to control and the power source. You can easily turn devices on and off within a range of 3000 meters.3. [High Power] Featuring a 30A relay, this remote switch is suitable for various applications including electric motors, water pumps, washing machines, and household appliances.4. [High Safety] Constructed with flame retardant material for safety and durability. Internal circuit adopts an isolated power transformer for voltage reduction to prevent internal burning due to unstable grid voltage.5. [Wide Application] Suitable for roller shutter doors, gate barriers, household appliances, ceilings and electrical equipment, water pumps, lights, garage doors, industrial control, security systems, and various electrical equipment.Specification:Item Type: Remote Control SwitchMaterial: Flame Retardant PCModel: CHLT 1103Relay Specification: 30ARemote Distance: 100-3000 Meters (Open Field)Remote Control Battery: 6F22 9V Lithium Battery x 1 (Not Included) AC220VAC380V Control Power 3.5KW 1KW.Package List:1 x Remote Control Switch1 x Remote Control (Battery Not Included)1 x User Manual