ZTW Shark Series 40A Brushless ESC with BEC 3A5V Double Rotation and Water Cooling System for rc Boat and Other DIY Project

Description : Key Features : Full waterproof and Reverse/bidirection function. (forward and Backward) Aluminum heat sink to lower ESC heat. Adjustable softstart according to different RPM and Pole Motor. Supporting High RPM and Pole Motor. Functions programmable : Brake,cut off voltage,softstart,motor direction etc. Description : Size :52mm x 27mm x 11mm (LxWxH). Battery : 2-4S Lipo / 5-12NC. Voltage : 7.6V-15.8V. Current :40A ,peak 80A for 10 seconds. BEC output : 3A/5.5V, peak 5A Weight :36g. Motor Type : Brushless (no brushed) RPM support?200,000 for 2 P ,82,000 for 6 P,42,000 for 12 P. Package includes : ESC x 1 User Manual x 1 Application: 1>Work with RC boat inrunner motor. 2>Cooperate with Underwater thruster engine for RC Bait Tug Boat ROV Submarine. Note !! Q :How to make the throttle calibration : A :If need reverse/bidirection , first put sticker in natural position ,then power on ESC , After beep ,put sticker to MAX position,after beep again ,to MINIMAN position.then power off esc and restart it. B : If do not need reverse ,how to make the throttle calibration : Firstly ,put sticker in MAX position ,power on ESC ,after beep , Put sticker to MINIMUN position ,after beep again,repower ESC. Please do make the throttle calibration for the first time using or changed the TX. ZTW and HAWK HOBBY have 100% free warranty for this ESC.