Feature: 1. Real Time Feedback: The smart switch can feed back the current working status of the electrical appliance in real time and has excellent performance. 2. Voice Control: Using sophisticated production technology, the smart switch supports voice control and can be remotely controlled by mobile phones. 3. Intelligent Timing: This switch can be intelligently timed, even if the WIFI is interrupted, the set timed event will still proceed. 4. Four Working Modes: This smart lock has four working modes: jog, self locking, interlocking, manual control, and has a long service life. 5. High Quality Materials: Made of high quality ABS material, the smart switch is sturdy, durable and not easily damaged. Specification: Item Type: Smart Switch Material: ABS Model: None Input Voltage: AC 85V to 260V 50/60Hz Output Voltage: AC 85V to 260V 50/60Hz Load Power: 6600W WIFI Frequency: IEEE 802. 11 b/g/n Remote Control Frequency: 433.92MHz Receiving Sensitivity: -105dbm Coding Method: Learning Type Working Mode: Jog, Self Locking, Interlocking, Manual Control Modulation Method: ASK Use App: for eWeLink. Package List: 1 x Smart Switch Note: 1. Do not operate with electricity, turn off the power supply for operation, and use it after testing and confirming that it is correct.2. When the remote control voltage is low, please replace the battery in time (when the remote control battery voltage is low, the remote control distance will generally become shorter).3. When using wireless electronic products, pay attention to avoiding metal masks, large electronic devices, electromagnetic fields, etc., which have strong interference sources, and avoid the short distance between the remote control and the receiving device or the failure of normal operation.4. Do not use this electronic product abnormally. Abnormal use will reduce the performance and life of the product. In severe cases, it will damage the product and bring dangers to your safety.