the Perfect Rechargeable Zph-1bbk battery Power Nozzle (power Head) Eliminates The Need Of An External Power Source And Finally Gives Vacuum Owners Longing For A Power Nozzle The Opportunity To Add One To Their Cleaning Arsenal. A Perfect Match For Central Vacuum Systems Or Any Other 1 1/4" (32 Mm) universal Wand Out There. It Also Fits On Retractable Hose Vacuum Systems Like Hide-a-hose Without Power Nozzle Option. Includes: 1) 12" Battery Powered Power Nozzle with Wooden Brush for Central Vacuum Systems & Vacuum Cleaners 1) Battery Charger 1) 24 V Lithium-ion Battery Fits: All Vacuum Cleaners & Central Vacuum Systems using 1 1/4" Wands Miele Sebo Kenmore Royal Eureka Nutone Electrolux Proteam Features: Rechargeable Battery 13" (33 cm) Cleaning Path On/Off Switch Universal 1 1/4" (32 mm) diameter intake Reset Button Technical: Cleaning Pat: 13" (33 cm) Power Nozzle Width: 15" (38 cm) Battery: 24 V Lithium-ion Charging Time: 1h00 Average Runtime: 1h30 On/Off Switch: On the Power Nozzle Reset Button: Red Button on the Power Nozzle