Feature:1. Easy to install and disassemble.2. Large capacity for long working time.3. Rechargeable design, you don\u0027t need to worry its battery.4. Made of fine quality material for long service time.Specification:This is a replacement battery for car washer, power saws, drills and other power tools.Features:Easy to install and disassemble.Large capacity for long working time.Rechargeable design, you don't need to worry its battery.Made of fine quality material for long service time.Specifications:Main color: blackMain material: metal+plasticsBattery: 21V, 6000mAhItem size: 110 * 75 * 50mm / 4.3 * 3.0 * 2.0inItem weight: 279g / 9.8ouncePackage size: 132 * 90 * 85mm / 5.2 * 3.5 * 3.1inPackage weight: 300g / 10.6ouncePacking List:1 * Replacement BatteryPackage List:1 * Replacement Battery