• Edge manual top post battery switches are used for DC 12 -48V systems to isolate and secure the electrical system. They prevent any current from being drawn from the battery when vehicles or boats are not in use. It is ideal for cars, boats, trucks, RVs vehicle batteries.
• This battery switch is made of heavy-duty Brass Alloy for maximum current transfer, rust and corrosion resistant, durable for long term safety use. It handles up to 125A continuous & 500A momentary current at DC 12V.
• This disconnect switch is suitable for most top post terminal (15-17 mm battery negative post). 
• Edge battery kill switch is convenient to use. Simply to engage power by hand tighten the green knob and slightly loosen the green knob to disconnect all power. Make sure the negative battery post and battery clamp (original battery connector) clean before installation.