Hawkeye Hand-Held Echo Sounder with LCD display and illumination for depth gauging from 0.8 to 60 m, as well as air and water temperatures. Shows fish with symbol. The measuring unit can be set to feet or metres and the device is waterproof and floats. The ShootThru technology even allows measurement through ice and the depth of the hull. Can be used for as a rangefinder when snorkelling or diving to up to 60 m. Battery operated (4 x AA batteries - 30 minutes continuous operation). Weight: 454 g, Size: 17.7 x 5 x 5 cm