great charger if this is anything like the older model its unbelievable works great could be tougher not charging to full capacity in less than a year and almost no use one of the best decisions i ever made three stars good brand good price well no really local pepboys was 10 cheaper but i bought used and saved 18 otherwise ya not impressed lisle is a good company i think they make good tools that you five stars comes in handy every now and then so glad to have in my tool five stars good but be careful removing from package its better than some of them out there great product and the new rings bit in great lots more compression than when the cylinder was