Replacement 25.2V 3000mAh LithiumIon Battery — compatible with V11, V11SE, V12 Long, predictable runtime: Provides up to 60 minutes of cleaning in standard mode so you can finish medium to large home cleanings without stopping to recharge. Direct fit and quick install: Designed specifically for V11, V11SE, and V12 cordless vacuum models for a seamless fit and simple installation that restores full suction power and normal operation. Durable lithiumion performance: Built with lithiumion cells that deliver consistent power and support up to 500 charge cycles with no memory effect, keeping runtime stable over repeated use. Certified safety protections: Integrated safeguards against overcharge, overdischarge, overcurrent, and overheating. CE, FCC, and RoHS certified for dependable, worry operation. Practical design and function: Compact replacement pack suited to the original battery form factor and electrical specifications (25.2V, 3000mAh) to maintain intended performance and handling. How this solves common problems Stops short cleaning sessions: Extends runtime so you can complete wholeroom or wholefloor cleaning without interruptions. Restores lost power: Replaces worn batteries that cause reduced suction or shorter runtime, returning your vacuum to expected performance. Avoids premature failure: quality cells and safety protections reduce the risk of unexpected battery issues and make replacement straightforward and reliable. Typical use scenarios Weekly deep clean of a 2–3 bedroom home: Run multiple attachments in standard mode and complete living areas, bedrooms, and hallways in one session without swapping batteries. Quick wholeapartment tidy before guests arrive: One full charge provides enough runtime to refresh floors and traffic areas across a medium apartment. Stair and car spot cleaning: Reliable power onthego for targeted cleaning tasks where corded vacuums are impractical. What to expect A plugandplay replacement battery matching the original 25.2V 3000mAh specification Restored runtime and suction for V11, V11SE, and V12 models Longterm, safe operation backed by common international certifications If your compatible cordless vacuum is showing reduced runtime or weak suction, this battery provides a straightforward, safetycertified replacement to restore performance.