1. Control principle: Bluetooth 2. APP software type: Tuya 3. Mobile phone version requirements: Android 4.0/IOS9.0 4. Channel: 5 (R/G/B/WW/CW) 5. Wattage: 10W/15W 6. Working voltage: 85- 265V AC, 50/60HZ 7. Lumen: 800lm/950lm 8. Lighting angle: 120° 9. Color temperature: 2700K-6500K 10. Effective control distance: 10 meters 11. Product material: lampshade/lamp housing: PBT+PC/die-casting aluminum 12. Product size: 10W: φ90*45MM 15W: φ105*45MM 13. Hole size: 10W: φ70-80MM 15W: φ85-95MM