Fangrui Product Details 1. Ac 220v 30a Channel High Power Low Consumption Universal Industrial Lifter Control Wireless Remote Controller Switch 2. Features 3. Adopt A High-efficiency, Green And Low-energy Switching Power Supply Solution, With A Wide Power Supply Range (ac85v-250v), No Static Heat, And Good Stability. 4. Adopt Advanced Superheterodyne Receiving Technology And Cooperate With Intelligent Mcu, Which Has Many Advantages Such As Good Stability, Strong Anti-interference Ability, And Many Functions. 5. Adopt Domestic High-quality Spe High-power Relays To Enhance The Load Capacity And Last For A Long Time. 6. This Product Is Suitable For Replacing The Traditional Manual Switch, Realizing The Function Of Remote Control On And Off, Remote Control Of Water Pump On And Off, Remote Control Of Various Lamps, Remote Control Street Lights, Remote Control Fans, Remote Control Starter Generator, Remote Control Of Various Household Appliances, Remote Control Of Various Types Of Power Strips And Other Products. 7. Parameter 8. Working Voltage: Ac85-250v 9. Static Current: Less Than 10ma 10. Demodulation: Ask Superheterodyne 11. Frequency: 433mhz 12. Sensitivity: -112dbm 13. Receiving Distance: More Than 50 Meters [further In Open Space] With A High-power Remote Control For A Longer Distance 14. Pure Resistive Load: 3000w Light Bulb 15. Inductive Load: 1500w Motorwater Pump 16. Working Temperature: -10-50 Degrees Celsius 17. Product Size: 105x51x30mm (with Shell)