Easy to install and designed to be compatible with many different types of vehicles including police package vehicles, trucks & buses. Quick installation or removal by use of quick connect t-tap connectors. 4 - 10 Amp output circuits that equal maximum load of 40 Amps. Includes new improved illuminated remote switch. Allows the vehicle to stay running when the key is removed from the ignition switch. Brake pedal and shift lever movement disables the I.S.S. and stops the engine (and sounds horn if connected). Driver simply deactivates by turning the key to the Run position and depressing brake. Automatic low voltage detection will activate the horn to provide notification of vehicle problems. Additional relay output provides normally open or normally closed contact for Starter Disable, Gun Lock Disable, Camera Record, etc. Mounts behind the dash and within the wire length of the steering column. Optional horn or siren alarm. Dimensions: I.S.S. - 6.03 in w x 3.41 in h x 0.80 in d Wire length - 24 in Remote Switch - 1.813 in tall x 1 in w x 0.75 in d 1 Year No Hassle Warranty.