1. Replacement DEWALT Battery Charger DC9310, DW9116, DW9226, DW9118. Work for all DEWALT 7.2V-18V NiCad & NiMh XRP Battery (NOT for Lithium-ion Battery).2. Charges all DEWALT 18V 14.4V 12V 9.6V 7.2V NiCd & NiMh Battery DC9096, DE9096, DE9098, DC9098, DW9096, DW9098, DC9091, DC9094, DC9071, DW9061, DW9057, DeWalt DW059B impact wrench battery, DW980 DW955 DW952 battery.3. Advanced charging technology, universal 110V-220V voltage input. A full charge for 4.0Ah battery in 1 hour or less thus minimizing downtime. Easy to use, easy to handle and fits in briefcase drill4. Built-in air-cooling fin to cool the battery. Diagnostics with a single red light communicates battery charge status. Optimizes battery life by actively controlling current, voltage & temperature.5.Advantages of our battery:5.1 Improved battery cell and durable structure.5.2 No memory effect and virtually no power discharge for maximum productivity and reduced down-time.5.3 Impact-resistant outer case and shock-absorbing inner-liner are engineered to protect the battery.5.4 Electronics and Performance to deliver more work per charge and more work over pack life, yet lighter.1. Keep battery away from heat and metal accessories.2.Give a full discharge and charge every month during storage time.3. Please don't stay battery on the charger unless in charging.4. Don't store in the damp and direct-sun exposure.