1. This is an underwater lighting lamp, which is a perfect solution for underwater lighting without affecting the light effect.2. It adopts precision grinding and mirror polishing, is precise and bright, has IP 68 protection level, and the lamp head is waterproof and dustproof. Built-in voltage control produces excellent brightness.3. This drain stopper light is made of high-quality brass + glass materials and filled with heat-resistant epoxy resin, which will not leak. Long-term use, not easy to deform and damage, strong and wear-resistant. Manufactured to quality control standards and improved design for extended service life.4. It is connected with waterproof joints and is easy to install. No drilling is required, just screw it into the hole on . Quick disconnection and disassembly by plugging and unplugging waterproof connectors. Simply screw in the 1/2 inch threaded entry and connect the wire to the switch.5. This brass material 12V LED light is perfect for dock parties, fishing, diving, swimming, surfing and night cruising. Don't hesitate to give it a try, you will definitely be amazed by this product.Marine Boat LED Underwater Light Lamp 12V Brass Glass Blue Drain Plug 1/2 inch NPT Yacht AccessoryDo not hesitate to give it a try and you will be amazed by this product.parameter:Material: coppercolor: as shwonWaterproof grade: IP68Brightness: up to 840lmVoltage: DC/12VPower: 12WSize: 66 x 30mm/2.6in x 1.2inCable Length: 1.2m / 47inThread: 1/2NPTWeight: about 141 gramsInstallation : 1/2 inch; thread, red wire is connected to positive, black wire is connected to negativePackage Contents:1 x underwater light1 x Securing clipOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.