The Freeman PEL4AHB 20-Volt 4 Ah Lithium-Ion Replacement Slide Battery for Cordless Tools provides consistent and reliable power for cordless tools, allowing you to get more done in less time. This powerful 20-Volt battery is compatible with Freeman's PECCKT Cordless Hammer Drill, Impact Driver and LED Light Combo Kit, PE20V15G 1.5 Gal Cordless Air Compressor Kit, PE1GCCK 1 Gal. Cordless Air Compressor with 3-in-1 Finish Nailer and Stapler, PE20V1GCK 1 Gal. Cordless Air Compressor, and P12IW Cordless 1/2 in. Impact Wrench. Recharge the battery in 90 minutes or less, and keep extras charged and ready to go so you can avoid interruptions tackling projects around the house or at the job site. 3 indicator lights conveniently allow you to monitor how much charge remains, and overheating and overcharging protection extend the life of the battery. A compact design provides maximum performance and lightweight handling in tight spaces. The 20-Volt 4 Ah Lithium-Ion Replacement Slide Battery for Cordless Tools will increase productivity and reduce downtime for DIYers as well as professional construction contractors who need long-lasting power for their 20-Volt cordless tools.