<p>Features: 1. Ultra-Small Size Diy Light Switch Module; 41x41x22mm Ultra-Small Size Body, Compatible With 95% Of Installation Boxes On The Market. The Small Switch Module Can Be Easily Installed On The Switch Mounting Box Or Light. (Note: Please Turn Off The Power During Installation)</p> <p>2. With Timer, Schedule, And Countdown Functions, You Can Set A Schedule According To Your Personal Needs, And Time And Countdown To Maximize Your Intelligence And Diy Your .</p> <p>3. State Memory Function, The Switch State During Shutdown And Recovery Can Be Set To On, Off And Remain The Same As Before Shutdown.</p> <p>4. Group Control, Sharing And Linkage Functions</p> <p>5. Tuya Smart Wifi Four-Way Switch Smart 4-Way Switch Mini Cassette Switch Smart Home, Can Be Connected To 4 Light Bulbs</p> <p>Description:</p> <p>1. Wiring Method: Zero Live Wire</p> <p>2. Rated Voltage Range: 100-240V</p> <p>3. System Support: </p> <p>4. Switch Type: Push Button</p> <p>5. Switch Mode: One Open And Two Controls</p> <p>6. Control Method: Single Control Once Opened</p> <p>7. Tips:Can Directly Connect To 2.4G Wifi</p> <p>8. Product type:4 Gang WlFl Switch Module</p> <p>9. Max. load: 2.5A</p> <p>10. Operation frequency: 2.412GHz-2.484GHZ</p> <p>11. Operation temp: -10\u2103+40\u2103</p> <p>12. Protocol: WIFI IEEE 802.11B\/B</p> <p>13.Operation range: Less than 100m</p> <p>Material: ABS</p> <p>colour: As shown</p> <p>Package Contents:</p> <p>1 x Tuya Smart Switch</p> <p>1 x English Instruction Manual</p> <p>Only the above package content, other products are not included.</p> <p>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.</p>