Tuya Tuya Zigbee smart modification parts, 5V/32V jog, self-locking, Zigbee switch, Zigbee module.Note: This product supports both Zigbee wireless control and RF433 remote control control( not include RF433 remote controller).Supports zigbee gateway control.Supports manage numerous zigbee smart switches on one smart phone.Supports status : it will show device status timely in the Tuya/Smart Life Supports remotely turn on/off household appliances, such as light, electric kettle, electric rice cooker, electric curtain, etc.Supports enabled 8 time schedule/countdown/ cycle timers for each device.Voice Control: Compatible perfectly with "Amazon" Alexa, Google Assistant.3 Working Modes:1.Inching mode : Switch on channel 1 , channel 1 will be automatically closed after 0.7 seconds . The inching time can set in the APP;Other channel is same to the channel 1 .(you can also change the inching time on the APP and need enter into the self-lock or interlock mode).2.Self-locking : each channel could be switched on/off seperately .3.Interlocking mode : Switch on any channel , other channels will be switched off automatically .If you need to change the mode,you need to press the mode button.Product parameters:Working voltage: 5VUSB DC/AC 7-32VWorking frequency: 50-60HzMaximum power: 2200W /10AWireless Standard: 2.4GHz b/g/nZigbee standards/ protocol :zigbee 3.0Application: Amazon Alexa Google AssistantWorking temperature: -20-70Colour: greenMaterial: PCB + plastic + electronic accessories Package Contents:1 * Zigbee Tuya Smart 4CH Relay Module Only the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.