Remote control at anytime from anywhere by TUYA / Smart Life app on mobile ,no distance limit. Schedule /Timing, countdown, timing Voice control dot / Google assistant / Yandex Working voltage:AC90-280V,50/60Hz Wireless type:Wi-Fi 2.4GHz Support system:Android/iOS Notice: Wiring: Power must enter from the top and must be Live line + Neutral Line (L+N). Live line + Live line (L+L) cannot be used. NO overcurrent protection, can not set current ,voltage in APP. color:White :plastic Package Contents: 1 x Smart Circuit Breaker(White No metering)(63A)( slightly different) 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.