Feature: 1. PRACTICAL: Wireless remote control switch with high confidentiality, stable performance, low power consumption, etc., with jumper or dial codes switching code. 2. SUPERIOR PERFORMANCE: The switch support the use of remote controls to form a complete wireless intelligent remote control system. 3. HIGH SENSITIVITY: The wireless signal from the wireless remote control switch can pass through wall, floors, doors or windows without being blocked. 4. MORE STABLE: The sensitivity and anti interference capability of the wireless remote control switch far exceeds that of ordinary ultra extra differential modules, resulting in a longer and more stable remote control distance. 5. APPLICATION: Wireless remote switch are used in multi channel electric doors and windows, switches, electric garage doors and windows, lifting equipment, industrial automation and control, security and other applications. Specification: Item Type: Remote Control Switch Material: ABS Working Voltage: AC220V Working Temperature: -10℃-+60℃ Receiver Frequency: 433MHZ Receiving Sensitivity: -105dB Output Status: Switching Maximum Load: 30A Relay Remote Control Battery Specification: 23A Battery (Battery Not Included). Package List: 1 x Relay1 x Remote Control (Battery Not Included)