Exmate 2 Pack 7.2V 3500mAh Battery Compatible with Dewalt DE9057 DE9085 DW920 DW920K DW920K-2 DW920K2 DW925K DW925K-2 DW925K2 DW968K

Ni-MH VS Ni-CD 1. Ni-MH battery is much more eco-friendly then Ni-CD battery, make no pollution to the environment. 2. The memory effect of Ni-MH battery is much smaller then Ni-CD battery, almost no memory effect. 3. Ni-MH battery's lifetime is longer then Ni-CD battery. Replace for: Dewalt: DE9057, DE9085, DW9057 Compatible with: Dewalt: DW920K, DW920K-2, DW920K2, DW925K, DW925K-2, DW925K2, DW968K Guarantee: 1. Thirty-days full refund and return 2. Lifetime friendly and warm heart service Package: 2 x Rechargeable Battery Announcements: 1. Please don't store the batteries for a long time, it need to be used at least once a month. 2. If it's necessary, please using a cotton swab with alcohol to clean the battery contacts. 3. After long-time using in your power tools, please fully rest the batteries. 4. Before recharging the batteries, please make sure that the batteries have already coolled down. 5. For safe transportation, the batteries have not been full charged, after three cycles (full charge and full discharge for three times), the batteries can reach the best condition. 6. When your power tools are stucking and unable to run, please don't force it to run. Otherwise excessive current will burn down the batteries. The right way is that pulling the tools back and running the tools again smoothly.