【LED 800lm Light Bulb】The A19 E26 smart light bulbs features a 800lm tunable warm white to cool white light. Equivalent to 60W halogens but save over 85% on electricity bill. Lifetime rated up to 25,000 hours, reducing the maintenance and re-lamping costs. 【Dimmable & Change Color Temp】Easy to dim the brightness form 3%~100% and set the color temperature(2700K~6500K) form warm white to cool white in Linkind APP. Choose what you like. 【Voice Control】WiFi light bulbs works with SmartThings, compatible with Alexa & Google Home Seamless.Turn on/off, dim/ brighten the light, change the color temperature by talking to Alexa. 【Time Schedual】Make the bulb turn on/off automatically at a pre-set time. Let the light fit or form your internal clock: wake you up at pre-set time or lights out to encourage you or your kids to go to sleep at certain time. 【No Hub Required & WiFi App Control】Standard E26 base and No hub required. Download the free “Linkind” app and pair bulbs with your WiFi (only supports 2.4GHz), follow the instructions to control them from anywhere. Do not install the smart bulb on a circuit with a dimmer switch.