Fangrui Product Details 1. Led Plant Growth Lamp Usb Remote Control Clip Waterproof Full Spectral Natural White Seedling Planting Light, Power: 15w One Head 2. Input Voltage: Usb 5v 3. Number Of Led Lamp Beads: 78 On One Head, 156 On Two Head, 234 On Three Head, 312 On Four Head 4. Luminous Flux: 1250lm 5. Degree Of Protection: Ip66 6. Light Effect: Natural White 7. Interface: Usb 8. Material: Pc, Aluminum 9. Dimensions: The Diameter Of The Lamp Is About 10 Cm, The Length Of The Hose Is About 28.5 Cm, And The Length Of The Usb Cable Is About 1.4 Meters. 10. Weight: About 286.8 Grams For One Head, 428.6 Grams For Two Head, 571.9 Grams For Three Head, And 718 Grams For Four Head 11. Features: 12. The Hose Can Be Bent At Will At 360 Degrees, Flexible To Use, And Meets Multi-directional Irradiation 13. 5-segment Dimming Mode, Switchable Lighting, Timing Switch 14. Effectively Control The Appropriate Light Source And Increase The Appropriate Light 15. Usb Interface, Multiple Power Supply Methods, Easy To Use 16. The Lamp Body Is Fully Sealed And Waterproof Design, Rainproof And Leakproof, Safe To Use 17. Aluminum Anti-skid Base, Anti-rust, Anti-oxidation, Anti-corrosion, With Anti-skid And Anti-scratch Protective Pad 18. Select 2835 Led Chip To Promote Plant Growth, Increase Budding Rate And Survival Rate 19. Pc High Transmittance Lampshade, High Light Transmittance, Full Release Of Photosynthetic Light Quantum