Our products are available in two versions, either WiFi or Bluetooth, and come with three voltage options. We invite you to choose the one that best matches your requirements. If you want to use Alexa & Google's voice control feature, it is recommended to purchase the WiFi version WIFI Verison=15W 85-265V WIFI Light Bulb Bluetooth Verison=15W 85-265V Bluetooth Bulb Smart Compatibility Tuya WiFi Smart LED Bulb is compatible with Alexa and Google Assistant, so you can control your lights with voice commands for a hands-free experience. The Bluetooth version needs tuya bluetooth gateway when you control it by Alexa or Google Home, the gateway is not included in the box Versatile lighting With an RGB WW CW setup, this smart lamp offers a range of light temperature options from 2700K to 6500K, providing the perfect ambiance for any mood or environment. Energy Efficient Designed with energy efficiency in mind, this LED light uses less power than traditional lighting options, making it an eco-friendly choice for your home or office. High beam angle With a beam angle of 270°, this LED light ensures a wide and even illumination, improving visibility and comfort in your space. Durable design Made by Gleco, This LED bulb features a spherical design that is durable and long-lasting, offering reliable performance for a long time. Versatile Use Whether you're looking for a smart bulb for your home or office, or after a unique lighting experience, this Tuya WiFi/Bluetooth Smart LED Light Bulb is a great choice. What's the difference between bluetooth version and wifi version? The Bluetooth version can be used directly with mobile phone Bluetooth, but doesn't support Alexa or Google directly. The wifi version can support 2.4ghz wifi and supports Alexa diekt. What's the difference between 110v voltage, 220v voltage, or 85-265v voltage? -If you choose a 220V bulb, it can be used normally in most European countries. Brazil Currently, the country and capital city use 220V voltage. -For countries with a civil voltage of 110V, such as Brazil Paraná, Sao Paulo, Rio de Janeiro, Bahia and Minas Gerais, USA, Mexico, Japan, Canada, etc., choose 110V voltage. -When you buy an 85-265V bulb, it can be used all over the world. Specification: Type: Tuya Bluetooth Bulb Connectivity: Bluetooth 5.0 Voltage: 110V/220V/85-265V OPTIONAL Voice Control: Need Tuya Bluetooth Hub Type: Tuya WiFi Bulb Connection: 2.4GHz WiFi Voltage: 110V/220V/85-265V OPTIONAL Voice Control: Support Alexa, Google Assistant Power Source: DC, Luminous flux: 249-2000 High concern chemical: None, Surface area: 5-8㎡ Is Smart Device: Yes, model number: Tuya bluetooth/wifi led bulb Luminous flux: 500 - 999 lumens, color temperature: 2700K~6500K Power tolerance: 5%, Shape: Globe Beam angle(°): 270°, Origin: China Item Type: LED Bulbs, Brand: Gleco Led Bulb Type: Bubble Ball Bulb, Certification: CCC,ce,FCC Average Lifespan (Hours): 50000H, Base Type: E27 Voltage: 85-265V/110V/220V (Optional), Function-1: Bluetooth/wifi version for you optional Function-2: WiFi version only supports 2.4GHz WiFi, does not support 5G, Function-3: Bluetooth version needs Tuya Bluetooth gateway when you control it by Alexa or Google Home Function-4: 15W or 20W Led light for you to choose, Function-5: Voltage 110V/220V/85-265V for you to choose Certificate: undefined ,