Blue Sea 7650 Add-A-Battery consumer electronics

hi Chuck Holly with blue sea systems you know one of the main tenets of marine safety is that you have to be able to start your engine so that you can both charge your batteries and so you can get home one of the things that conspires to make this difficult is if you only have a single battery the second is if you're on a boat that has two batteries but a conventional one to both battery switch and one of the challenges is that a lot of people will leave it on the both position and then run both their batteries down so they don't have a backup battery while blue sea systems has come up with a great solution to this problem and consists of two quality components the first is the dual circuit plus battery switch now this looks like a conventional battery switch but it's got a difference on the back side instead of having the normal three terminals that almost every other battery switch in