Features1. 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.2. 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.3. Adopt domestic high-quality SPE high-power relays to enhance the load capacity and last for a long time.4. 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.Parameter1. Working voltage: AC85-250V2. Static current: less than 10MA3. Demodulation: ASK / superheterodyne4. Frequency: 433MHZ5. Sensitivity: -112dBm6. Receiving distance: more than 50 meters [further in open space] with a high-power remote control for a longer distance7. Pure resistive load: 3000W / light bulb8. Inductive load: 1500W / motor/water pump9. Working temperature: -10-50 degrees Celsius10. Product size: 105x51x30mm (with shell)Specification: Package Weight One Package Weight 0.11kgs / 0.24lb One Package Size 10cm * 6cm * 3cm / 3.94inch * 2.36inch * 1.18inch Qty per Carton 20 Carton Weight 2.00kgs / 4.41lb Carton Size 20cm * 15cm * 10cm / 7.87inch * 5.91inch * 3.94inch Loading Container 20GP: 8888 cartons * 20 pcs = 177760 pcs40HQ: 20634 cartons * 20 pcs = 412680 pcs