Convenient mobile control with the Doodle Smart app Download the Doodle Smart app and it will automatically search for and connect to the 4 inch recessed lighting, providing easy bedside, living room, or hallway control from your phone. Group control for multiroom and outdoor setups The grouping function lets you group outdoor recessed lights or lights in different rooms, enabling centralized control of multiple embedded fixtures with a single action. Voice control for hands operation Use voice commands to change color and brightness without touching the switch. Color temperature ranges from 2700K to 6500K for warm to cool lighting. BT Gateway for real remote control LED can lights work with a wireless BT Gateway to achieve true remote control. This setup supports convenient, centralized management of your lighting from anywhere within range. Performance and durability Long service life: average 30,000 hours of operation. Flicker and quiet operation for a comfortable lighting experience. Key specifications and compatibility Size: 4 inch recessed can lighting. Color temperature: 2700K to 6500K. Control options: Doodle Smart mobile app, voice control, and BT Gateway remote control. Lighting type: LED can lights. Performance: flicker, low hum during operation. Use scenarios Living room or bedroom ambiance: create warm, comfortable lighting by adjusting color temperature and brightness via app or voice. Outdoor porch or patio lighting: group outdoor fixtures for synchronized scenes and easy remote management. Kitchen, hallway, or entryway zones: set multiple 4 inch recessed lights to match activity or time of day, with quick adjustments using the app or voice commands.