ITEM NAME:220V 4 Way Wireless RF Remote Control ON/OFF Switch + 1 Remote Controllers #JT1 Product Description Description: Specifications: Material: plastic + metal Size: remote control: 9.6 x 4 x 1.2cm/3.78 x 1.57 x 0.47in transmitter: 8.3 x 4.8 x 2.3cm/3.27 x 1.89 x 0.91in Weight: 181g Parameter: 1. Working voltage: AC 200V-240V, 50Hz/60Hz, output 200-240V 2. Launch battery: 12V 23A battery (but not included) 3. Remote control distance: ≠¥25m indoor, and 100m in open space 4. Load power: (1) the resistance load: the maximum output power of single group is within 1000W(for example, ordinary incandescent lamp, bulb type); (2) the perceptual load: the maximum output power of single group is within 250W(such as energy saving lamp, bracket lamp, vacuum lamp, etc.). Applicable electric appliance: droplight, crystal lamp, modern low pressure lamp, ceiling lamp, fluorescent lamp, energy-saving lamp, exhaust fan and so on small home appliance. Applicable range: suitable for household, stair, corridor, toilet, warehouse, garage, factory, workshop lighting, etc. Installation instructions: see the identify installation diagram on the product Included: 1 x Remote Control Receiver 1 x Remote Control Transmitter.(1) the resistance load: the maximum output power of single group is within 1000W(for example, ordinary incandescent lamp, bulb type);. Installation instructions: see the identify installation diagram on the product.