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 all your fishing trips. Fish location assistance: provides water depth and temperature data to help you quickly identify where fish are swimming and make faster decisions. Advanced sonar technology: 125 kHz frequency with a 90 degree beam, delivering reliable performance to depths of 36 m (120 ft). Efficient power usage: up to 10 hours of operation on a single charge, suitable for day long fishing trips without recharging. Use scenarios Lake or river day trip from a boat, kayak, or shore: use depth and temperature data to locate structures, dropoffs, and likely fish hotspots, enabling quicker setup and better positioning. Drifting or moving between spots: the wide 90 degree sonar beam helps you scan a larger area while monitoring depth and temperature to adjust your position for potential catches. Exploring unfamiliar waters: test multiple locations to identify depth changes and temperature patterns that indicate active fish zones, improving spot selection on waters.