Powerextra 12V 3600mAh Ni-Mh Battery Pack for Neato Botvac Series and Botvac D Series Neato Battery Neato Botvac Battery 70e, 75, 80, 85, D75, D80, Botvac D85 Neato Robot Vacuum Cleaners Brand New |NiMh|12V |4500 mAh |54Wh Professional Replacement battery P/N:945-0129, completely meets Neato Botvac OEM battery standards. Fully Compatible with NEATO Botvac Vacuum Cleaner D75, D80, D85 Top A grade battery cells,can be charged freely without memory effect,built-in integrated microchip prevents overcharging and other malfunction to prolong battery life. NOTE:When work with Botvac 85,you need to pull out the adapter which is on the original battery then install it on our battery.