NTN7143 NTN7144 Battery for MOTOROLA HT1000 HT6000 MTS2000 MT2000 MTX9000 18 month warranty on radio batteries (covers cells, casings, and all components) Only use Highest Grade Cells All packs meet or exceed OEM QC testing Over 95 combined years experience in the rechargeable battery industry Manufacturer Plant is ISO9002 Certified Money Back Guarantee!!! Not Satisfied, return batteries and get a full refund.