Specification :
1. Measure Units: Meters / Feet
2. Display: LCD
3. Backlighting: LED
4. 4.6cm diameter Round transducer sensor
5. Depth Range : Max: 100m (328ft) ; Min: 0.9m (3ft)
6. Sensor Beam Angle: 45 degrees
7. Display the nature or circumstance of bottom of Sea (i.e. grass, rock and sand)
8. Operating Temperature is from -10°C to 45°C (14°F to 113°F)
9. Uses 4 x AAA batteries (not included)

Package Included :
1. Fish Finder Display
2. Sonar Sensor (Transducer) with 25ft cable
3. Removable Transducer Float with Rubber Stopper
4.Transducer Side-Scan Adapter
5. Stainless Bolt and Wing Nut
6.Neck Strap
7.Operation Manual

How to use the Sonar Sensor:
1. Toss the sensor and float into the water;
2. Attach the Side-Scan Adapter to the boat hull using the mounting tabs;
3. Attach the sensor to a handle, lower the sensor into the water.