Being new to lipo's ,,i bought a couple of NEU 5s 4900's about a month ago and havent done anything to them yet ....am i hurting anything by letting them sit ??...should i have put a charge in them by now??...using the Hyperion eos5idp charger w/hyperion lba10 balancer,what should the settings be for the first charge ??....thanks guys for helping and for any advice on this