Sierra 56969P Small Engine Tach-Hourmeter seachoice-tow-harness-tows-up-to-tube It features a silicone-coated cable

It features a silicone-coated cable that remains flexible in harsh winter conditions

high frequency CHIRP fish targeting and RealVision 3D sonar inside

The Meteoman provides reliable meteorological information for the yachtsman

fused power cable and data cable

This 8-pin

Sierra 56969P Small Engine Tach-Hourmeter seachoice-tow-harness-tows-up-to-tube It features a silicone-coated cableFor any gasoline motor up to 2 cylinder. Displays RPM up to 9000. Allows hour monitoring for even the smallest outboard motors. Great for 2 or 4 stroke. Displays RPM when running total hours when off. Features: No power or ground requiredWater and shock proofAutomatically turns on and off with the engineDisplays up to 9999 hours10 year internal battery lifetime