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i40 Depth Display
Each antenna is designed for easy connection to your cell phone or amplifier
Mount with an integrated speaker
without damage to alternator or electrical system
With up to 3X the output of standard Down Imaging®
Blue Sea 7649 Mini Add-A-Battery Kit [7649] Brand_Perko i40 Depth Display7649 Mini Add A Battery What does the Mini Add A Battery do? Adding a second battery prevents getting stranded with a dead battery by isolating the start battery from the house loads that can quickly discharge a battery. The Mini Add A Battery offers a compact, simple way to control the switching with the m Series Dual Circuit PlusT Battery Switch and automatically share a single source of charging between two batteries with the Mini ACR Automatic