Features:

Auto Timer ModeAutomatically add or deduct after idling time based on driving conditions.  User can preset desire minimum and maximum time parameters, and chose from one of the 3 response rates. 

Manual Timer ModeUser preset after idling time from 0 ~ 10 minutes. Voltmeter & Low Voltage WarningDisplays voltage: 10.0 ~ 16.0 VoltUser preset low voltage warning 

Air Fuel Ratio DisplayConnect to factory O2 sensor for displaying theoretical air fuel ratio value. 

Handbrake Safety FeatureShuts off the vehicle when handbrake is released without the ignition key.  

Other Features:

Slim & Compact Design – Controller Dimension: 76 x 36 x 14 mm