... . Cert.: UL/CUL, CE/ROHS, TUV 4. LED: SMD3528 UL CUL SMD LED Tube1. Specifications of SMD LED Tube: Voltage100-277V100-277V100-277V100-277V100-277V100 ... coverLifespan50,000hrs50,000hrs50,000hrs50,000hrs50,000hrs50,000hrs2. Advantages of our SMD LED Tubes: 1). Famous IC, MOS tube( Fairchild from USA), Capacitor ...