Features: APP Remote ControlNo need for host, direct connection to WiFi, you can achieve mobile APP(SmartLife/Tuya) remote control, even thousands of miles away, you can control the light bulb in your home. You can turn off the light by phone when you're already on bed. Voice ControlCompatible with Amazon Alexa Echo and for Google Home and Tmall Elf for voice control, just need your voice such as "Alexa, turn on the light", it will work, free your hands, very convenient. Timing FunctionYou can set timers to turn on/off your smart bulb. You will never come to a dark and cold home, you can even randomize your light's operate while away from home and make it look like somebody is home. RGB+W+C Lighting ModeNot only can be used as a common LED light but a ambient light for decoration due to 16 million colors RGB full color adjustable, warm light and white light and multicolor mood light free to choose. Group Control & Device SharingOne APP controls multiple light bulbs or create different groups to control the lights, and supports device sharing, and realizes multi-person control. Specifications: Rated Input Voltage: 100-240V AC 50/60Hz Lamp Base: GU10 Rated Power: 5W Stand-by (Light off) power: 0.5W Max Typical Lumen Output: 380lm Beam Angle: 120 Degree typical Color Temperature: 2800k-6500K, RGB+W+C full color Dimmable: Yes (via APP/Amazon Echo/Google Home) Wireless frequency: 2.412~2.484GHz Wireless IEEE standards: IEEE802.11b/g/n APP: SmartLife/Tuya Operating Humidity: 5%-90% RH Working temperature: -10C~ 55C Storage Temperature: -20C~ 80C Item Size(Each): Approx. 60*51*51mm Item Weight(Each): Approx. 37g/1.3oz Package Size: Approx. 10*7*5cm/3.9*2.8*2in(1pcs), 14*10*10cm/5.5*3.9*3.9in(3pcs), 15*14*10cm/5.9*5.5*3.9in(5pcs) Package Weight: Approx. 44g/1.55oz(1pcs),120g/4.23oz(3pcs),200g/7.1oz(5pcs) Package List: 5 * WiFi Smart Bulb 1 * User Manual (English)