inputs.text: cheaper alternative - bought goal zero ranger 350 kit year ago used couple times power went worked great powering 120v xmas lights recharging cell phonesi followed instructions charged battery every couple months maintain charge months ago battery stopped holding charge would charge 100 unplugging charge would go 60 15 minutes checked manual noted battery outside 6 month warranty period called goal zero rep told batteries 12 month warranties nice surprise rep agreed send new unit return shipping label took 4 weeks get replacement seems working fine last couple months keep unit plugged time hoping wont issues first battery manual indicates battery 5 year life span maintained properly time tellas another reviewer mentioned inverter seem cheaply made doesnt connect battery securelyim not sure would recommend buying unit especially price think goal zero bugs needs workout justify high price tagupdated 102512the replacement battery not hold charge 124 125 volts roughly 7080 discharged 12v batteries charged battery every week since received not abused way used charge batteries using 12v cigarette adapter also let run 50 recharged see would get 125 volts no luck no explanation expensive battery would perform poorlyi agree 100 another reviewer said high price must fancy packaging would muchbetter served creating power backup system without relying goal zero proprietary cables plugsi bought couple trojan 24tmx batteries 135each noco genius charger much bang buck