I purchased this on Amazon, but it was the wrong model for my device, so it's new and unused. I bought it for 6933 yen. Dyson Battery V10 Vacuum Cleaner Battery Replacement Dyson V10 Compatible with Animal/Absolute/Motorhead/Fluffy series, etc. Cyvolt 25.2V 5000mAh PSE certified, with filter The following is the Amazon product description: 【Battery exclusively for Dyson V10 vacuum cleaners!】 Compatible with Dyson V10 Animal, V10 Absolute, V10 Motorhead, V10 Fluffy, and other V10 series. Also compatible with wall mounting. Restores performance identical to the original product immediately. No need to buy a new vacuum cleaner! (Note: V12 and SV10 are different models and cannot be used.) 【Large capacity 5.0Ah, drive time UP by 60% or more!】 Adopts a 5000mAh large-capacity battery, running longer than the original battery. Easily complete cleaning of the entire house with one charge, even in a large house. Also, with 21700 high-quality cells, it can be charged over 1000 times. 【Clear international safety standards! Thoroughly safe with 6-fold protection】 This Dyson vacuum cleaner battery complies with the Japanese PSE Electrical Appliance and Material Safety Law. Furthermore, it clears international safety standards such as ISO9001, UN38.8, CE, and ROHS. The built-in BMS system constantly monitors overcharge, over-discharge, overcurrent, low voltage, short circuit, and high temperature, ensuring the safety and lifespan of the battery. 【Easy installation for anyone】 No special tools required, easy replacement in 3 minutes with the included screwdriver and screws. Even women and those who are not good at DIY can replace it themselves. Extends the life of the vacuum cleaner body at a low cost. 【Reliable customer service】 Provides a 12-month manufacturer's warranty and long-term support after purchase. You can rest assured in case of any problems. Product package: Dyson V10 vacuum cleaner replacement battery, Dyson V10 filter, screws *3, screwdriver, Japanese installation manual