Features: 1. APP/voice control, smart life/Tuya application for remote control anytime, anywhere, used with Alexa, home, Yandex 2. /schedule/countdown to maximize your smart DIY life 3. Relay status function, the switch state when recovering from a power outage can be set to "on" or "off" and remain unchanged before the power outage. 4. Easy to install, mini size, easy to install on switch mounting box or light 5. Widely used and applied, working with low pressure and high pressure according to your different needs.Need To Connect To The Gateway For Normal Use. 1. Product type: 1CH WiFi Switch Module-Dc 2. Voltage: DC 24-32V/AC100-240V 50/60Hz 3. Load: LED 150W 5A 4. Operating frequency: 2.412GHz-2.484GHZ IEEE802.15.4 5. Operating temperature: -10+40 6.Protocol: WIFI IEEE 802.11B/G 7. Operating range: Less than 100m 8. Size: about 39 x 39 x 19.4 mm 9.IP rating: IP20 Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Material: ABS colour: As shown Package Contents: 1 x Intelligent Switch Circuit Breaker 1 x English Instruction Manual Only the above package content, other products are not included. Note: Light reflection 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.