Apple official website recommended.. Voice Control:?Works with Apple HomeKit, Apple Watch, Siri, Alexa Echo, Echo Dot, Google Assistant and SmartThings. Control your smart bulbs via voice command to turn on/off or dim/brighten your smart LED light effortlessly. (e.g. "Hey Siri, set the bedroom light to red."). App?Control: Control the smart light bulb from anywhere anytime via Meross App/Apple Home App, no distance limitation. Works with 2.4GHz WiFi or Dual Band WiFi router. No hub required.. Adjust Ambience: Set the perfect illumination for any occasion. Set brightness, adjust from warm/cool white(2700K~6500K) to multiple RGB colors.. Schedules and Energy Saving: You can set schedules (timer) to turn on/off your smart light automatically based on your routine. Sunrise / sunset mode supported. Only 14W energy consumed, equivalent to the brightness of a 90W incandescent bulb.. This product is suitable for use in North America (USA, Canada and Mexico) market (110V).. Fast Delivery: All US and Canada orders will be delivered in 3-5 business days.