T4 Fluorescent Tube Lamp with 110 to 240V AC Input Voltage, 1,200mm Length and 50,000 to 80,000 Hours ... 6W/8W T4 Fluorescent Tube Lamp with 110 to 240V AC Input Voltage, 1,200mm Length and 50,000 to 80,000 ... . Factories/offices T4 Fluorescent Tube Lamp with 110 to 240V AC Input Voltage, 1,200mm Length and 50,000 to 80,000 ...