Anyone ever tried this or something similiar? It's pretty cheap at my local Sam's Club. I know nothing about electricity so I'm wondering if it's substancial enough to jump start my Tacoma and charge my cell phone while I'm out west this September?
http://www.samsclub.com/sams/chargeit-jump/prod17020175.ip?navAction=
http://www.samsclub.com/sams/chargeit-jump/prod17020175.ip?navAction=
