BATTERY SPECIFICATION: Model: V15 Click-in Battery(not for screw in battery) Battery Capacity: 9000mAh/226.8Wh Voltage: 25.2 Volts COMPATIBILITY MODELS: Compatible for Dyson V11 click in battery: for Dyson V11 Animal (Purple), V11 Extra, V11 Pro, V11 Torque Drive, V11 Torque Drive Complete, SV15 V11 Torque Drive, V11 Origin Compatible for Dyson Outsize, Outsize Absolute, Outsize Absolute Extra, Outsize Extra, Outsize Origin, Outsize Plus, Outsize Total Clean, Outsize +, SV16 Outsize Compatible for Dyson V15 series: V15 Detect, V15 Detect Absolute, V15 Detect Complete, V15 Detect Extra, V15 Detect Total Clean Extra Compatible for Dyson V15s Detect Submarine, V15 Detect Submarine Absolute Replace for Part No. SV15, SV16, SV17, SV22, SV28, SV29, SV47, etc. ***NOT Compatible for Dyson V11 Screw in battery