Specifications: Bulb Type: H4 H/L Output: 40W/set @3800Lm Input:DC12V-24V Material: Aluminum 6063 T5 heat instead of cooling fan Color temperature:Cool White Beam Angle: 360 degree Input: 2.2A ± 0.1A Lumens: High beam 1800lm/bulb LED quantity: 2PCS chips each http://www.chinaautomotivelighting.com/