Sengled Dual Mode Smart Light Bulbs, 4P+ 1 Remote, No Support Alexa Google Dual Mode of Control: Supports 2 control methods: Remote Control and APP Control. Felxible and simple for all members of the family, including the elderly and children and other smart lighting beginners . (The remote is not included in the package) Simply Smart, Stable , Security: Every smart light bulbs can be simple to connect with App. Local Control with Mesh system is more stable. No need for Wi-Fi or network, no worries about data security. Sengled is committed to protecting the privacy and security of your data Color Changing: 2700K-6500K color temperature dimmable, brighttness levels from 1% to 100% adjustable. Multicolor and turnable white 2 in 1. The RGBW Colour Changing Light Bulbs provide you with general lighting, Christmas decoration, and ambient lighting Schedule, Sunrise/Sunset: The smart light bulbs can simulate the sun's rays over time, so that you can wake up in a cozy light. You can also use the timer feature on Sengled Home APP to have the smart bulbs automatically turn on or off repeatedly each week Group Control: 1 remote connect up to 150 LED light bulbs and up to 3 groups. The remote to control can be uesd for different rooms separately. You can also control all the bulbs with the button "All". Sengled smart light bulbs provide you with whole-house lighting. This DMS local networking control system currently does not support Alexa/Google ehco systems