http://www.hackerbrushless.com/ http://www.quarkbrushless.com/ Input Voltage Ni-CD 5-15 cell Lithium 2-5 cell Continuous 33amps (@Full throttle, 25deg C Surge 50amps (@10 Seconds) Switching Rate 38KHz Resistance 0.0035 Braking Realistic ABS (Proportional) Voltage Cut-Off Automatic/Adjustable Temp Cut-Off 110 - 120 deg C Reversible Yes/Adjustable Timing Adjustment Automatic Race/Safe Mode Fail-Safe On/Off Programming Single Button/4 Colored LED Car/Boat/Plane/Heli BEC 5V/3A Size 39 x 25 x 6 mm Weight 24 grams (w/o wires) Features: Modes for Heli, Plane, Plane 3D Car-Boat, and Car-Boat Reverse Heli Governor Modes New Heli Slow-Start Feature Super-Low 0.0035ohms Quark's Zero-Cogging Effect 2005 Micro Heli Championships, 1st,2nd, 4th, 5th