Model: JL-68 - Quantity: 1 - Color: Black + blue - Material: ABS - Functions: Wireless fish detector with sonar sensor - Certification: CE - Sonar beam angle: 90 degrees - Depth range: 2~130 ft / 0.7~40m - Wireless operating range: 130ft/40m - Sonar frequency: 110KHz - Radio frequency: 433.92MHz - Working temperature: -4~158 F(-20'C~70'C) - Support high / low sensitivity setting - Units: Ft/M - Power supply: power 1: 4 x AAA batteries (not included) power 2: 1 x CR2032 (included) - This product is designed for fishing liker. The unit can be used in the river the lake or the sea. - It can help you find out the fish and measure the depth of the water Especially it can bring pleasure to you in fishing. - Feature depth readout fish alarm selectable sensitivity fish depth scale color TN LCD etc. - Can read depth of fish and water - Sensor auto power off when out of water - Display the rock or aquatic plant at the bottom - Package includes: - 1 x Wireless fish finder alarm - 1 x Wireless sonar sensor - 1 x Neck strap - 1 x Rubber gasket - 1 x CR2032 - 1 x English user manual