LED tube lights:1. Very low light attenuation, zero attenuation after working 10,000 hours(working 12 hours per day, totally 10000 hours after 2 years)2. High light efficiency, more than 100LM/W.3. Single-end power and both-end power versions are all available.4. High-quality aluminum alloy adopted to guarantee excellent heat dissipation5. The efficiency of the power supply is more than 0.92 and the penetrating efficiency of the PC cover is 0.95.