Got an old brushed motor laying around and want to put it to good use?The Turnigy brushed ESC is an excellent speed controller with a linear throttle curve. Lipoly/NiMh ready and programmable braking.Features:The break function can be turn on/off by the jumperBattery type can be chosen by a jumperFor Lipo the threshold for each cell is 3.0v. less than the threshold ESC will gradually reduce the output powerPWM frequency is 2KHzOver heat protection over 110CThrottle signal loss for 1sec will gradually reduce the output power. after 2sec completely cut-offSpec.Cont Current: 30ABurst Current: 40ABEC Mode: 5v/1ALipo Cells: 2-3NiMH : 4-10Weight: 21gSize: 45x21x8mm