Best selling combined Speed/Distance Log and Echo Sounder in standard 110mm square size. Suitable for open cockpit mounting.
As with all Nasa instruments – it is excellent value too.

Technical Specifications
Depth Sounder in feet and metres.
Shallow Alarm and Keel Offset.
Complete with well proven Transducers.
Speed in MPH , Knots and Km/H.
Trip and Total Distance in Miles, Nautical Miles and Kilometres.
Speed Limit Alarm