This is the HPI EN-1 Electronic Speed Control with Reverse.
For brushed motors 21 turns and above.
FEATURES: Used in the HPI E10 1/10 scale on-road cars
Overheat protection with LED indicator
Two year limited warranty
INCLUDES: HPI EN-1 Electronic Speed Control with Kyosho type battery connector
motor leads, switch, receiver connector and instruction sheet
REQUIRES: Installing in vehicle and connecting to battery, motor and receiver
SPECS: Input Voltage: DC 6-8.4V
Maximum Instantaneous Current (F/R): 75A/75A
Brake Current: 150A
Dimensions: 1.1 x 1.4 x 1.06" (28.9 x 35 x 27mm)
Weight: 1.8oz (50g)