powerday 30A Brushless Speed Controller ESC for RC

-Compatible with: 400-450 helicopters / Aircraft or Quad-Rotor Multi RC Helicopter
-Package: 30A Brushless speed controller x1
-Specification
–Output: Continuous 30A, Burst 40A up to 10 Secs.
–Input Voltage: 2-3cells lithium battery or 5-9 cells NiCd/NIMh battery.
–BEC: 2A / 5V (Linear mode).
–Size: 45mm (L) * 24mm (W) * 11mm (H).
–Weight: 25g.