Description: brand new and high quality Feature: Equipped with manual work button (when the remote control is lost or powered off, it can be manually controlled by itself. Press once to open and then press once to close). Small size, convenient installation without holding for time. The circuit board design is reasonable and the precision accessories ensure the stable and safe operation of the receiver. The switching power supply adopts the professional switching power management chip, and the power supply voltage is very stable. Specifications: Item Type: Remote Control+Switch Receiver Material: ABS Size: 5X1CM/1.9x0.3in Color: White Working voltage: AC85-250V Working frequency: 433MHz Static working current: less than and equal to 30mA Receiving sensitivity: equal to and greater than -95dB Output current: less than and equal to 30A Working mode: self lock, interlock (adjustable) Launching distance: about 300-500m Load: less than and equal to 1200W Quantity: 1 PC Operation: 1.In self-locking mode: learn the code matching with the same for key on the remote control, press the same for key once to turn on, and then press once to turn off; 2.In interlock mode: learn from two different keys on the remote control, press one for key to turn on, and press the other for key to turn off; 3.Self lock learning and code checking method: first, connect the wireless remote control switch to an electrical device to test whether the remote control switch works normally. Then long press the learning for key for about 3 seconds, the learning indicator light on the remote control switch interface will be on, release the hand, immediately press any for key on the remote control twice, the learning indicator light will flash three times and then turn off the dust, indicating that the learning is successful. 4.Interlock learning and code checking method: first, power on the wireless remote control switch, and then connect an electric appliance to test whether the remote control switch works normally. Then long press the learning for key on the remote control switch for about 3 seconds, and the learning indicator light on the interface will be on. Release your hand, press any for key on the remote control (or unlock for key) immediately, and then press another for key on the remote control (or close lock for key). The learning indicator light will flash three times and then turn off for grey, indicating that learning is successful. 5.Code clearing method: (please clear the code first and then check the code when changing the working mode).Long press the learning for key on the remote control switch interface for about 15 seconds, and the learning indicator light will turn on and off to indicate that the code clearing is successful. Note: No retail package. Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package Includes: 1 x Remote Control 1 x Switch Receiver