Marcum LX-i Handheld Sonar (PERFORMANCE) - $139.99

Now you can carry a sonar with you without the need to lug around a heavy battery pack or complicated depth-finding unit. Just set the transducer end on the ice, and the LCD display will show depths up to 299 feet in 1/10th-ft. increments. 2,500 watts of output power shoots right through the surface of the ice, so you can scan areas without the need to drill any holes. 12 cone angle. Includes fish alarm and embroidered holster-style carrying case. 20-hour battery life. Made in USA. Size: PERFORMANCE. - $139.99