re solar battery chargers any good in article apr csd newshost stanford edu robert xenon stanf ord edu robert kennedy writes i ve seen solar battery boosters and they seem to come without any guarantee on the other hand i ve heard that some people use them with success although i have yet to communicate directly with such a person have you tried one what was your experience how did you use it occasional charging long term leave it for weeks etc robert kennedy i have a cheap solar charger that i keep in my car i purchased it via some mail order catalog when the year old battery in my oldsmobile would run down during summer when i was riding my bike more than driving my car knowing i d be selling the car in a year or so i purchased the charger believe it or not the thing worked the battery held a charge and energetically started the car many times after or weeks of just sitting eventually i had to purchase a new battery anyway because the winter sun wasn t strong enough due to its low angle i think i paid or for the charger there are more powerful more expensive ones but i purchased the cheapest one i could find i ve never used it on the bike because i have an e z charger on it and keep it plugged in all the time the bike is garaged arnie skurow
