Ryobi ONE+ 18V To Dyson V10 Battery Converter / AdapterEasily Converts Ryobi battery to work with Dyson V10 models.Create longer run time and better performance with the option of swapping out batteries or use multiple batteries to complete all your cleaning tasks.Simple Click in mechanism.This adapter converts the following Ryobi ONE+ series batteries to Dyson V10 batteries:Ryobi 18V ONE+ 4.0Ah Lithium BatteryRyobi 18V ONE+ Collectors Edition 5.0Ah BatteryRyobi 18V ONE+ 6.0Ah HP BatteryRyobi 18V ONE+ HP 8.0Ah BatteryRyobi 18V ONE+ 9.0Ah Lithium+ HP BatteryIf you are using Ryobi ONE+ batteries under 4Ah capacity you may not be able to run your vacuum at the highest level.Compatible with all Dyson V10 SV12, SV27 vacuum cleaners,for example:Dyson V10 Cyclone SeriesDyson Cyclone V10 AbsoluteDyson Cyclone V10 Absolute+Dyson Cyclone V10 AnimalDyson Cyclone V10 Animal+Dyson Cyclone V10 Total CleanDyson Cyclone V10 MotorheadAll other Dyson V10 SV12 and SV27 vacuum cleaners what not listed aboveMade of high-quality ABS material, easy to install and remove.Smart Protection System - This adapter complies with FCC RoHS and CE security testing standards. Safe and reliable with built-in over-discharge, over-voltage, over-current, and over-temperature protection.