Product features: 1. High power factor and power efficiency save the energy. 2. Instant start and no flicker, protect people eyes. 3. No ultraviolet and infrared ray, and no mercury. 4. Easy to installation and to replace traditional tube light. 5. With the aluminium substrate have good thermal radiation. 6. Long span life Low lumen depreciation Installed directly with inductive ballast Saves more than 70% energy Brighter than traditional fluorescent lamps Colour Range: Cool White, Warm White Light Source: LED chips Housing: Aluminium Lamp Base: -- Power Input: 24VDC Power Consumptions: 16W Lamp Lens: Acrylic Beam Angle: 90° Light Output: 1040Lm LED Life: 50000 hours CRI: Ra > 80