i was on the odyssy web site and it does look like an awsome batterie! What i like is that its still deep cycle while explosion proof and can be mounted inside a vehecule if wanted its FED approoved whatever spec that is.The guy was saying it could be mounted inside a gove box because its explosion proof.I have two yellow optimas that i just put in and will change for odyssy assa possible $ ! anybody want to buy two optimas cheap !