Compact and lightweight design: weighs 230 g and measures 68 mm x 68 mm x 50 mm, making it easy to transport and store for fishing trips. Fish location support: helps you quickly identify where fish are swimming by providing depth and temperature data at your fingertips, reducing search time and guesswork. Advanced sonar technology: 125 kHz sonar with a 90 degree beam, delivering reliable performance down to 36 m (120 ft) for detecting fish and underwater structure. Efficient power usage: up to 10 hours of operation on a single charge, suitable for all day fishing. Use scenario: kayak or small boat trips when space is limited; portable readings help you locate favorable depths and temperature zones for targeting fish. Use scenario: shore or pier fishing; quick depth and temperature checks to plan casts toward dropoffs, weed lines, or structure. Use scenario: extended boat excursions; long battery life allows broad area scanning without frequent recharging.