10-pack with 28 COB bulbs, high-brightness dual-function steady/flashing light source, compatible with trucks, heavy-duty pickups, RVs, and SUVs, 12V DC

About This Product
The package contains 10 red lights, each equipped with 28 high-brightness COB LEDs.
Offers three modes: steady on, strobe.
The lens is made of polycarbonate material, featuring impact resistance and waterproof/snowproof properties. The lens color remains unaffected by weather and will never fade.
Ideal for trailers, trucks, heavy-duty pickups, 4WD SUVs, and vehicle cab roof areas.
Installation is extremely simple—simply screw the lights into the trailer and connect three wires: black wire for negative, blue wire for positive (constant-on mode), and white wire for positive (driving flash mode).