Powerextra 14.4V 2000mAh Replacement Power Tools Battery for DEWALT DC DW Series Compatible Part Numbers DC 9091 DE 9038 DE 9091 DE 9092 DE 9094 DE 9502 DW 9091 DW 9094 100% Compatible with original manufacturer equipments and chargers Charging Technology Controls current, voltage & temperature to maximize battery life No memory effect. Can be charged or discharged as needed without loss of capacity. Come with a pair of gloves for protecting your hand while using power tool 30 Days Money Back 12 Months - Free Exchange Guarantee!