Dyson V8 Battery Adapter to Ryobi ONE+ 18V Li-Ion Battery The Battery Adapter will allow you to run any Ryobi ONE+ 18V Battery onto a Dyson V8 Cordless Vacuum. Battery Adapter for Dyson V8 , SV11 series vacuum, function to convert to run on Ryobi ONE+ 18V batteries. This 18V to 21.6V battery adapter together with a Ryobi ONE+ 18V battery, is a replacement for Dyson V8 battery, to make the most use of your Ryobi ONE+ 18V battery. Easy to install and remove - Our Ryobi battery adapter is easy to use, you just need to plug the V8 adapter into the base of your V8 cordless vacuum cleaner and then insert your Ryobi ONE+ 18v lithium battery into the adapter, which makes your cleaning work more convenient and simple. When your cleaning work is finished, just remove all of them. Smart Protection System - This V8 adapter complies with FCC RoHS and CE security testing standards; Built-in over-discharge, over-voltage, over-current, and over-temperature protection, safe and reliable. It is designed with an indicator light, when the light is "Green", indicates normal work, and once the light turns into "Red", it means that the battery is running out. (WARNING: Can not be used for battery charging, please remove the adapter from the Ryobi Battery before charging the battery!) Remove the Ryobi battery from adapter before charging the battery. Compatible with Ryobi ONE+ 18V Batteries: RB1820C RB1840C RB1850C RB1860X RB18L90A RB18L15 RB18L15A RB18L25 RB18L25A RB18L40 RB18L40A RB18L50 RB18L50A Replacement for 21.6V Dyson V8 Batteries: 967834-07 Compatible with Dyson V8 Series Vacuum Cleaner: Dyson V8 Dyson V8 Animal Dyson V8 Absolute Dyson V8 Motorhead vacuum Dyson V8 Handheld Dyson V8 Stick Dyson SV10 ( written on bottom of battery next to barcode) Not V10 model. Includes 1 x Ryobi ONE+ 18V Battery Adapter for Dyson V8 Tools (Only Adapter, No Battery Supplied) Note: This battery