SM-5A Handheld Depth Sounder
Portable water depth measurement tool for navigation, diving, coastal measurement, and scientific research
Handheld depth sounderdepth measurementultrasonic depth measurementSM-5SM-5A
The SM-5A portable depth sounder is a compact and reliable water depth measurement tool suitable for navigation, fishing, diving, coastal measurement, and scientific research. It provides readings in meters or feet, with a measurement range covering 0.6 to 79 meters. The instrument is waterproof to 50 meters, uses a 200kHz ultrasonic frequency for measurement, and can playback and display data for 10 seconds. Its lightweight design (weighing approx. 300g) and standard 9V battery power supply, the SM-5A model also features an external transducer with a 3-meter extension cable for flexible use on small boats.