Remote Control BaitSonar Fishing Boat 1BFunction: water depth displaying, fish depth displaying, water temperature displaying, address code(100 different ones), battery voltage displaying(warning when in low voltage), sensitivity adjusting, boat state displaying.Overall size:675mm*200mm*210mm Weight:4.25 Kgs (including storage battery and kentledge) 1.2 Kgs (excluding storage battery and kentledge) Power supply:1.2v/4.3 Ah sealed storage battery being able to continuously work over 2 hours after charging. Speed: 1 meter/second Controlling distance:300-500 meters on water Electromagnet: working voltage 12V working current 1.6Ah connecting time:1 second Driven groupware: twin 540 motors, gear chains transmission, built-in screw propeller Main actions: sailing forward, turning left or right, hooking, baiting and direction range lights Bait hold load: 500g Water depth detecting:30m Water temperature detecting:0-40°C Power of fish-attracting lamp :3w Transmitter: Dimension:130*85*30mm Working frequency:315MH,433MH Working voltage:6v (4 cells of AAA battery) Controlling distance: 300m on water