Compatible with Dyson V8 Cordless Vacuum Cleaner Models: V8 Plus, V8 Animal, V8 Absolute, V8 Motorhead, V8 Pro+, V8 Extra, V8 Allergy, V8 Slim, V8 Mattress, V8 Origin+, SV10, SV25, 214730-01, 257253-02, 400495-01, 400496-01, 405901-01, 481768-01, 96834-02, 96783402, and more. Safe & Certified for Home Use: 500+ charge cycles, outlasting standard non-OEM batteries by 1.5 times; FCC/CE/RoHS certified with 6-layer protection (overcharge, overcurrent, overheat, overvoltage, over-discharge, short-circuit); Safe charging on wall mounts or tabletops for compatible with Dyson V8 battery packs and 6-cell systems. High-Capacity V8 Battery: Compatible with Dyson V8/SV10/SV25 Battery Replacement (Model 215681/967834-05) - 40 Min Standard Runtime* with 21.6V OEM Voltage. Ideal for pet hair, mattresses & allergy cleaning. (*Lab-tested on hard floors at 75 F. Results vary by usage.) Smart 3-LED Power Tracker: Clear battery levels. 1 Light (33%) Time for a quick top-up; 2 Lights (66%) Ready for spot cleaning; 3 Lights (100%) Full-power deep clean; Designed for compatible with Dyson V8 battery users.