Power: 5W Light source: 5730 LED chip LED 0.5W 10 pcs Luminous flux: 400lm Voltage: AC100-240V 50/60Hz Drive power supply: wide voltage input, IC constant current control, transformer isolated output Color temperature: Normal white light 6000-6500K Warm white light 2900-3100K Neutral light 4000-4200K Explicit indication: RA>80 Size: Hose 10 * 300mm Lamp cap 78 * 22mm Base: 65 * 23mm Switch: ship-shaped rocker switch Plug: medium gauge; American regulations; European regulations; British standard optional Line length: 1.8 meters in total length (about 1.7 meters actually exposed) Material: aluminum lamp holder, aluminum base, iron chrome plated hose