Optima D31M Bluetop Dual Purpose Marine Battery Group 31 SCSTEE2 and longevity in the harshest

and longevity in the harshest marine environments

Great for replacing the dome light in your marine or recreational vehicle

Lock/unlock deadbolt with phone App when in Bluetooth range

LightArmor Vertical Surface Mount Navigation Light - Port (red) - Stainless Steel - 2NM

Optima D31M Bluetop Dual Purpose Marine Battery Group 31 SCSTEE2 and longevity in the harshestOPTIMA is the most advanced Sealed Lead Acid battery available. The patented SPIRALCELL technology provides many features and benefits not found in conventional batteries. Features: Dual Purpose battery Group 31 Completely Sealed Zero maintenance Universal size, fit, and use Unequaled vibration resistance Longer battery life means greater savings Compatible with most charging systems Deep cycling Lasts up to 2 times longer than traditional flat plate