Lepro GU10 Smart Bulb, Colour Changing Smart Light Bulb GU10, RGB Warm White Smart GU10 LED Bulbs, WiFi & Bluetooth LED Bulbs Compatible with Alexa, Google Home, 4.5W, Pack of 4 (2.4GHz WiFi Only)

App Remote Control Smart Bulb: Control Lepro GU10 smart bulbs anywhere anytime with free Smart Life app, no Hub required, just 2.4Ghz Wi-Fi needed.
Voice Control Smart Light Bulb: The GU10 smart led bulbs are compatible with Alexa (including Echo, Echo Dot and more) and Google Assistant, allowing you to control theme hands-free with your voice.
RGB + Warm White + Dimmable: The GU10 smart bulbs offer 16 million vivid colors for ambient lighting, as well as pure warm white light for daily use. They are fully dimmable and highly energy-efficient.
Schedule On/Off: Set timers to automatically turn the smart bulb on or off at preset time. Never worry about leaving lights on.
Group Control: With group control, easily manage multiple Lpero smart lighting devices simultaneously, enabling efficient one-touch control.
Energy Efficient: According to new ERP standards, the current energy efficiency class G equals the original A+. Lepro GU10 smart bulbs remain energy-efficient without increased cost.