More than 75% energy saving than traditional fluorescent lamp. Without harmful composition and multiple recycling. Lifespan can be reached 5 years with 24 hour daily use. No flicker, no glare and no ultraviolet, which can reduce eye fatigue and protect the skin. Easy installation. Type PB002 Material AI IP Rating IP40 Power (W) 28W Input Voltage (V) 85-265 Light source Type 3014LED Chip Size (mil) 10*23 Light Source Quantity (pcs) 252 Luminous Efficiency (Lm/W) 90-130 CRI 80 Color Temp (k) 2800-7000 Environment Temperature (?) -40~45 Lifespan (h) 30000-80000