Tenergy high voltage and high capacity 30V NIMH 4600mAh rechargeable battery packNIMH Batteries offer memory free operation and you can be charged at any status.Manufactured under ISO9001 and tested based on International Electronic Commission (IEC) standard to ensure capacity, quality and life timeThis is a customized pack. Please contact sales@all-battery.com if you need this pack. Technical SpecificationsNIMH 30 V working voltage. Made by 25 high quality Intellect Sub C 4600 mAh cells in 5 x 5 sqaure configurationDimension:117 mm Length. x117 mm Width x 44 mm Height With bare leads16AWGWeight:Approx. 4.0 lbsOrdering InstructionThis is a customized pack. Please contact sales@all-battery.com if you need this pack. Contact us for technical and application discussion.