This is the Traxxas EVX-2 Electronic Speed Control with Reverse.
FEATURES: For 16 volt dual battery, dual motor setups
Three programmable drive profiles
Full-proportional reverse with brakes
EZ-Set push button setup
Waterproof design for running in mud, snow and other wet running
conditions
Low voltage detection for use with LiPo batteries
Traxxas high-current connector
INCLUDES: EVX-2 ESC with Motor and Battery Wires, Receiver Wire, six Capacitors
Instructions and two Mounting Screws
SPECS: Input Voltage: 6-14 NiCd, NiMH OR 2S-4S LiPo
Case Size: 2.27 x 2.0 x 1.05" (58 x 51 x 27mm)
Weight: 4.1oz (116g) w/heat sink, 3.6oz (102g) w/o heat sink
Motor Limit (550 size): 12 turns
On Resistance Forward/Reverse (@ Trans): 0.004 Ohms
Rated Current Forward/Reverse: 180 amps
Braking Current: 360 amps
Continuous Current (@100°F amb.): 30 amps
BEC Voltage: 6.0 volts DC
BEC Current: 2.5 amps
Power Wire: 14 gauge/3" (76.2mm)
Input Harness Wire: 26 gauge/ 9.5" (241mm)
Transistor Type: MOSFET
PWM Frequency: 1700 Hertz
Protection: Thermal shutdown
Single Button Setup: Yes