Perko Compact Medium Duty Battery Selector Switch w/Key Lock [8512DP] Marine Navigation & Instruments | Fishfinder Only It's a great tool to

It's a great tool to make sure you are trolling at the right speed for the lure you're using and for a particular fish species

In the auto mode of the ratchet mechanism engages when load is applied

impact resistant cover

Built-in loudhailer and fog signal generator

The Shadow Drive system automatically disengages the autopilot if the helm is turned

Perko Compact Medium Duty Battery Selector Switch w/Key Lock [8512DP] Marine Navigation & Instruments | Fishfinder Only It's a great tool toCompact Battery Selector & Main Disconnect Switches Polycarbonate Body with Brass Terminals Ignition Protected For use with 6 to 32 Volt Marine Electrical Systems Capacity 315 AMPS Continuous, 450 AMPS 5 Mins. Intermittent Terminal Stud Size: 3 8" Width: 4" Height: 4" Depth: 3" Specifications: AFD: No Lockable: Yes Positions: 2 Box Dimensions: 3"H x 5"W x 8"L WT: 1 lbs UPC: 085226370809 Quick Guide (pdf)