• Works in conjunction with smart phones and tablets via Bluetooth; detection data is transmitted to the phone in real time, allows you to map waterbeds, mark spots, log water temps and depth, add lures, species, and video in the trip log

• Bluetooth connection secures the distance between the device and its user up to 100 feet / 30 meters

• Fish Alarm, Noise Filter, 10-degree sensitivity for user to select, sonar frequency: 125KHz, depth up to 120ft/36m

• Rechargeable 3.7V Lithium battery long life up to 10 hours

• Works both in saltwater and freshwater, effective at locating fish and structures on ponds, lakes, streams, and rivers

Specification: 

• Sonar & Radio Depth Range: 2-120Ft/0.6-36M 

• Wireless Operating Range: 80ft/25m 

• Sonar Frequency: 125KHz 

• Sonar Radiation Angle: 90 Degrees

• Radio Frequency: 2.4G 

• Bluetooth Distance: 30M 

• Size: 68 x 68 x 50 mm 

• Operational Temperature: -10°C ~60°C 

• Power Supply: Lithium battery 3.7V 

• Endurance time: 10 Hours