Features:
Universal apply for street roads, RVs, trailers, or just about any vehicle where a battery cut off switch is required
Quality guaranteed: Water proof,durable,easy to control,ensure the vehicle electrical system reliability and stability
Aluminum housing and heavy duty
185 amp constant / 1000 amp surge
3/8" Solid brass terminals and nuts
4 post for battery and alternator 
Specification:
Mounting Stem Diameter:
3/4"
Voltage:
12-24V
AMPS:
125 mAh
 
L x W: approximetly 4.5"x 2.75"