General description 433MHz Wireless Heavy Duty Remote Control Switch is designed for reliable performance in controlling various electrical appliances. It operates at AC 220V/240V/110V with a maximum current of 30A, making it suitable for lights, water pumps, household appliances, and agricultural irrigation. The strong signal can penetrate walls, floors, and doors, allowing control from a distance of up to 164 feet without obstacles. Technical specifications Voltage: AC 85V~265V Maximum current: 30A RF frequency: 433MHz Supported coding: 1527 learning code Receiving sensitivity: >97dBm Working temperature: -30~+80°C Receiving range: more than 50 meters in free space Standing current: