1. Reminder: Only for 12V-30V ,please don't unscrew the bulb during installation. It is fixed to be waterproof.-
2. Single LED 1.5W with 6 LED insides ,total 9W super brightness 12V&24V Bronze housing materials, 100% anti-corrosion
3. Standard "1/2 NPT thread type, connected with 2 meters cable
4. Connected with waterproof connector in order to easy installation, no drilling hole are needed, just screw it into the holes on your boat
5. Waterproof : IP68,must be used inside water, can't be used outside water