LED linear 4FT T8 12W, 3500K, 1,900LM, 158LM/W, type A+B double-ended. 120-277VAC, CRI>80, frosted, UL & DLC listed. Shatterproof glass body with PET film and soft light. Ballast compatible. Available as 120-277V input. Single end and double ended are all available which can be compatible with shunted or non-shunted sockets. -20°C to 50°C, -4°F to 122°F.