With that motivation, he decided he wanted to be an environmental engineer, and found himself in the agricultural and biological engineering program at Penn State University, where he focused on soils and water research.
Update april 2016: The top 3 best sold battery powered weed eaters are the: 1) Black & Decker LST136W. 2) GreenWorks 21332 G-MAX. 3) Worx WG175 MAX. As you can see 2 out of 3 are still going strong since 2014, namely the Black & Decker LST136W and the Worx WG175 MAX, see their reviews below.
Report Abuse. a trickle charger is perfect for you. get an automatic charger OR maintainer. low amperage, 1-2.5amps only. when the battery gets low, the charger will juice the battery, when it's full, it simply goes into float mode and maintains the voltage.BEST way to keep a battery alive for a long time.etting it recharged at a shop is getting pricey. I saw that trickle chargers were the cheapest (around $30) but I don't know if it actually charges the battery or just prevents it from draining. Any help and advice about what chargers a good would be much appreciated.