Adjust Ambience: Set the perfect illumination for any occasion. Set brightness, adjust from warm/cool white(2700K~6500K) to multiple RGB colors. Remote and Voice Control: Control the bulb anytime anywhere with internet access via Meross app, no distance limitation. Voice control the bulb with Amazon Alexa, Echo, Echo Dot, Google Assistant and Google Home effortlessly. - All data is securely transmitted and stored using Amazon AWS servers in UK. Reliable Connection: Be annoyed by frequent offline of other smart bulbs? Meross smart bulb, powered by Mediatek Io - T chipset, is capable of longer Wi - Fi connection range and lower offline rate than others. It works with any 2.4GHz or Dual Band Wi - Fi router. No hub required. Safety: Certified by FCC/ETL(Control Number 5006577) in USA, CE/Ro - HS/WEEE in Europe, PSE/Telec(Mark Number 210-125732) in Japan. Never allow other low quality bulbs endanger the safety of your family. Reliable Connection: Be annoyed by frequent offline of other smart bulbs? Meross smart bulb, powered by Mediatek Io - T chipset, is capable of longer Wi - Fi connection range and lower offline rate than others. It works with any 2.4GHz or Dual Band Wi - Fi router. No hub required.