The Kobi Electric K6P8 (P/N: T8-F4-2240-RMV) 22W T8 LED PET coated tube light has a rated voltage of 120-277V with a luminosity of 3000Lm and color temperature of 4000K. It has a life expectancy of 50,000 hrs and an operating temperature range of -4 F to 113 F (-20 C to 45 C). It is intended to replace fluorescent tube lights 17-40W. The T8-F4-2240-RMV has a medium bi-pin G13 base with a frosted glass lens that has been coated with PET plastic. Note: This bulb is not designed for use as emergency lighting.