Note: The color of the product we ship is the color in the first picture, and the specification and quantity are shipped according to the quantity and specification described in the title. If you need to change the color or style, you need to contact us within 12 hours after placing the order. Our product description: Overview: This wireless switch is a low-cost, affordable device that allows users to remote turn on/off connected appliance of different types and brands via app EWeLink from anywhere anytime in the world, and by setting timing schedules for your appliances, you can maintain an carefree life. It supports inching /self-locking mode. In self-locking mode, customers can remotely turn on/off connected devices immediately. When in inching mode, customers can have two wiring ways to select: Turn on 1s and then auto-off, Turn off 1s and then auto-on. Product Features: *Supports WiFi network. Supports numerous WiFi smart switches on one smart phone. *Supports status tracking: device status timely provided to the EWeLink. *Supports remotely turn on or off connected appliances, for example light, electric kettle, electric rice cooker, electric curtain, garage door etc. *Supports max 8 enabled scheduled/countdown/loop timers for each device. *Voice Control: Compatible perfectly with "Amazon" Alexa, for Google Home/Nest, IFTTT. *The delay time of inching can be adjusted in the APP(500-36000000ms) {0.5-600 minutes} Specifications: Operating voltage: 5V/7-32V DC LEDs: 3 LEDs(indicate working mode, wifi status, relay on/off status respectively) Two input interfaces Supports to control different voltage ranges USB port power supply more convenient Board consumption: Note: Because the model and display effect of the monitor may be different, there may be slight differences in color, and the size is manually measured, there may be an error of 1-2cm, please understand.