Description: WiFi TC421 time controller to make the load output change over time, the customer may customize schedule they want through the upper PC or APP client. Through the USB wifi to download required schedule to the controller. This controller can control load changing effect no more than . It also can be setup time for the controller because of synchronous clock function of upper host. Perfect for plant lights, light box advertising, the stage, home decoration, etc. Specification: Material:Plastic Color:Black Size:Approx.Approx.15x7.8x2.5cm / 5.91x3.07x0.98inch Operating Temperature:-20-60℃ Voltage:DC12-24V Static Power:< 0.5W Maximum Output Current:20A Output: 5 channel Package Includes: 1 piece Controller 1 piece USB Cable 1 piece Note: Since the size is measured by hand, the size of the actual item could be slightly different from the size Due to the lighting effects, monitor settings,etc.There could be some slight difference in the color of the pictures and the actual item. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Haohao Shop 3