OPT7 C2 Series 36" Off-Road CREE LED Light Bar (Spot Auxiliary Lamp 20000 lumen) We integrated our advanced bright technology onto Cree LEDs to project an intense, clean beam pattern that achieves maximum clarity Our heavy-duty aluminum housing with polycarbonate lens creates an Ip67 rated seal to protect against the harshest elements An oversized thermo management heat sink optimally disperses heat quickly to allow our LEDs to shine cooler and brighter Our energy efficient design paired with an quick cooling heat sink effectively extends the C2 series LED bar's life-span beyond 50,000 hours Opt7 LED light bars are sold and shipped by opt7 Lighting. If you purchase a light bar from another seller, please request a refund as It is a counterfeit Opt7 light bar