HPI SC-3SWP2 Waterproof ESC

This is the HPI Sc-3sWP2 Waterproof Electronic Speed Control.

FEATURES:
For usage with brushed motors down to 8 turns
Appropriate for all kinds of 1/10 scale lorries
Might be powered by 2-3S LiPos, or 5-9 cell NiMH NiCd batteries by
    changing jumper plugs
Reverse function enabled/disabled with the included jumper plugs
Fail safe protection if throttle signal is lost for more than 0.1
    2nd
Automatic throttle variety calibration
Low voltage cutoff
Built-in capacitors prevent signal loss from low voltage

INCLUDES:
HPI Sc-3sWP2 ESC with Tamiya type Battery Connector, Female Bullet
    Motor Connectors, On/Off Switch, Receiver Connector and
    Directions

SPECIFICATIONS:
Forward Constant Present: 40A
Forward Burst Current: 180A
Reverse Constant Present: 20A
Reverse Burst Current: 90A
Input: 2-3S LiPo, 5-9 cell NiMH/NiCd
Motor Limitation: 2S LiPo or 6 cell NiMH 540 or 550-size brushed motor
    higher than or equal to 12 turn, RPM over 30,000 at 7.2v
Motor Limitation: 3S LiPo or 9 cell NiMH: 540 or 550-size brushed motor
    higher than or equal to 18 turn, RPM over 20,000 at 7.2v
Resistance: FWD 0.002 Ohm, BWD 0.004 Ohm
PWM Frequency: 1 KHz
Measurements: 1.4 x 1.2 x 0.69" (36 x 29.5 x 17.5mm)
Weight: 1.44oz (41g)