Description Feature: 1. Ultra-low standby powers consumption, economical powers saving. 2. Easily adjust the brightness and color temperature from warm to cool white through the mobile APP. 3. Compatible with Amazon-Alexa/ Assistant for hands-free voice control. 4. Small size to fit in different lampshades. 5. Connect to Mijia and Homekit, link more intelligent hardware, own design personalized scenes, more playing mode only depends on your imagination. 6. Adjust bulbs individually or group together to synchronize lighting for a whole room. 7. Just screw it in, tap in the app, and use your phone or home speaker to create stunning lighting effects. Specification: Features: Ultra-low standby powers consumption, economical powers saving. Easily adjust the brightness and color temperature from warm to cool white through the mobile APP. Compatible with Amazon-Alexa/ Assistant for hands-free voice control. Small size to fit in different lampshades. Connect to Mijia and Homekit, link more intelligent hardware, own design personalized scenes, more playing mode only depends on your imagination. Adjust bulbs individually or group together to synchronize lighting for a whole room. Just screw it in, tap in the app, and use your phone or home speaker to create stunning lighting effects. Specifications: Material: aluminum PC Color: white Input: AC220V, 50Hz Powers: 4W Bulb base: E14; E27 (optional) Light source: 16pcs LEDs Lumen flux: 450ml Light color: 2700-6500k Brightness: 5%-100% CRI: Ra80 Control method: voice, APP control BT: BT5.0 Item weight: 43g / 1.52ounce Item size: 112 * 43mm / 4.41 * 1.69in Package weight: 67g / 2.36ounce Package size: 120 * 48 * 48mm / 4.72 * 1.89 * 1.89in Packing List: 1 * Bulb 1 * User Manual Package List: 1 * Bulb 1 * User Manual