Note: Use a voltage transformer/converter to convert the AC 110-120V to DC 12V for indoor use. Specification: Dimensions:4 inch / 20inch Power: 60W/4inch;126W/20inch Light Color: White Color Temperature: 6500K Lumen: 24600lm/set Beam Pattern:Combo Beam(30 degree spot ,150 degree flood) Working Temperature: -40℃～105℃ Voltage: 12-24V DC (fits 12V, 24V vehicles) Waterproof Rate: IP 68 Life Span:Over 50, 000 hours Housing Material: Die-cast Aluminum Alloy Lens material: PMMA Certifications: CE, FCC, RoHS Warranty: 1 Year Warranty Package Includes: 1 x 20inch Dual-row Led light bar 2 x 4inch Dual-row Led Light Bars 1 x Mounting bracket set.