Features: Resistant to high temperatures and not afraid of falling, durable, protecting the power supply and preventing leakage. This battery disconnect switch provides power cut off to electrical system, to help prevent battery drain, safety and efficient, when car or boat or RV is not in use, disconnects the battery safely. Heavy duty metal for case has strong weather resistance, protects internal components of the switch for use in the harshest conditions. This battery disconnect switch is widely used for ATV, Trailers, Off-road, RVs, Trucks, Heavy Vehicles, and electrical equipment's switch. Easy to install. Solid brass are rust-proof, corrosion-resistant, durable and safe to use. Specifications: Material:Copper Rated current: 300A Rated voltage: 60V for DC Dielectric strength 1500VAC/1min Screw diameter: 10mm Chassis circle diameter: 68mm Metal plate diameter:67mm Plate hole pitch:Approx 44mm Plate hole diameter:7mm Brass terminal Pitch:58mm M10 Stud Total Height:90mm Color:Silver + Red Material:Metal + Plastic Working Temperature:-40'C~85'C Suitable for car boat truck etc. Widely used in automotive electronics, electrical products and all kinds of car and boat products Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1x Battery Power Switch