Feature: 1. Excellent ABS Material: This wireless remote control switch is made of excellent ABS material, which is sturdy and wear resistant, not easy to be damaged, and has a long service life. 2. Potting Isolation Power Supply Voltage Converter: The internal line of this wireless remote control switch uses a potting isolation power supply voltage converter, which has a long service life and prevents the product from being burned out due to unstable grid voltage. 3. Safe And Reliable: When the grid is out of power, the switch itself is in a disconnected state when the power comes back on to ensure the safety of the user's electricity consumption. 4. Long Distance Remote Control: This wireless remote control switch signal can penetrate the wall, 360 omni directional remote control through the wall, depending on different environments, the remote control distance is about 500 to 1000 meters. 5. Smart Control Chip: This wireless remote control switch adopts smart control chip, using long time error is small, good stability, accurate control. Specification: Item Type: Wireless Remote Switch Material: ABS Ballad Control Distance: Approx. 500-1000m/1640.4-3280.8ft ( Open Area ) Application Scope: Lamps, Household Appliances, Motors and Other Products Control Remote Control Battery: 12V23A Battery x 1 ( Shipped Without Battery ). Package List: 1 x Wireless Remote Switch1 x Remote Controller