Battery for Vax OnePWR Vacuum Cleaner 4000mAH vax one power

Vax OnePWR Blade 3 Cordless Vacuum Cleaner, Vax OnePWR Blade 3 Pet Cordless Vacuum Cleaner, Vax OnePWR Blade 4 & 5 Cordless Vacuum Cleaner, Vax OnePWR Glide Cordless Hardfloor Cleaner, Vax OnePWR SpotlessGo Cordless Spotwasher