Type: Ni-MH Voltage: 7.2V Capacity: 4000mAh Color: Black Weight: 400g per battery with package Replacement Part: Dewalt DE9057, DE9085, DW9057 Compatible Models: Dewalt DW920K, DW920K-2, DW920K2, DW925K, DW925K-2, DW925K2, DW968K 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 cooled 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.
eBay