The M18™ multi-tool is one of the most versatile jobsite tools. This 18 V cordless oscillating tool is ideal for remodelers, flooring contractors, maintenance repair technicians, and electricians that tackle awkward applications on jobsites. The M18™ multi-tool runs 11,000 to 18,000 OPM with constant power technology to maintain speed under load. This tool includes a tool-free blade change. Milwaukee® Durability with under the hood all metal gearbox, battery isolation, and REDLITHIUM™ intelligence. & Delivers up to 2X more runtime, 20% more power and 2X more recharges than standard lithium-ion batteries. The M18™ REDLITHIUM™ 2.0 compact battery pack features superior pack construction, electronics and performance to deliver more work per charge and more work over pack life than any battery on the market. It offers 2.0 amp-hours of runtime. With Milwaukee durability built into each pack, this battery runs cooler and performs in climates below 0°F/-18°C. Its compact, lightweight design fits in tight work spaces and reduces user fatigue. Managed by Milwaukee's exclusive REDLINK™ Intelligence, the battery features overload protection to prevent you from damaging your cordless power tools in heavy-duty situations, while the discharge protection prevents cell damage. The temperature management system and individual cell monitoring help maximize battery life. Switch to the REDLITHIUM 2.0 compact battery pack to instantly upgrade the runtime and durability of your Milwaukee M18™ cordless tools.