GRADE A DEEP CYCLE BATTERIES

Grade A lithium batteries are a must for someone who has a critical power need every day.  Made with the best available Grade A lithium cells, these batteries can be discharged fully every single day and still last over 7 years!  More likely, you won't be that harsh on them and they can last 15-20 years for the average user.  But the full power is there when you need it!