(Non-Waterproof Series) 8-Function Tail Lamp, Roadside (Reflex on Top) LENS MARKING 105825 Bulb replaceable waterproof capsule protects bulbs from corrosion and thermoshock failure. Molded tail lamp with sculpted appearance enhances any trailer's looks. Meets all applicable DOT-108 lighting requirements for trailers 80" wide or wider when properly mounted. Standard # 1157 tail lamp and # 194 side marker bulbs are easily replaceable. Non-waterproof series available for non-marine use.