DIGITAL DEPTH SOUNDERS[Dec. 23, 2011 11:21:04]
Specification
Waterproof to a depth of 150' ( 50m) this sounder measures depth in feet or meters in a range of 1.8' to 260' ( 0.6m to 79m) . The transducer sends high frequency pulses to the bottom of a body of water where these pulses are reflected back and converted to electrical pulses that are amplified and displayed on the easy-to-read LCD. 7-Digit LCD is backlit for night use. This compact depth sounder transports easily and stores conveniently – it will even slip into a shirt pocket! Powered by a 9V DC dry cell battery ( included) , the sounder has a battery life of approximately 500 uses and automatically shut off after 10 seconds. Wrist lanyard included. Minimum Depth: 1.8' ( 0.6m) . Maximum Depth: 260' ( 79m) . Accuracy: ± 1% . Frequency: Built-in transducer model ( 90100) , 400 KHz with a 6° beam angle Backlight: Filament light. Dimensions: 1.7" x 7.8" . Weight with battery: 10 oz.