High quality, environment friendly, long lasting battery for the iRobot Roomba 500 series, 600 series, 700 series, 800 series, Professional and Pet series vacuum cleaning robots.

Lithium batteries may cost you a little more, but our iRobot Roomba Lithium battery last 4X longer and will hold a charge for nearly twice as long as the stock niCd, NIMh and all market iRobot Roomba replacement batteries.

The iRobot Roomba Lithium Battery - 500 Series has safeguarded built-in-smart charging CC, CV circuit and is High capacity 46% more than the original iRobot Standard APS battery.

iRobot Roomba Lithium Battery - 500 Series features:

Longer use time with 56% more battery life
Capacity 4400 mAh (46% higher than original iRobot Roomba APS battery)
Li-Ion power cell
80% capacity after 800 cycles
Built-in over protection circuits provide safety and reliability (over-charge, over-discharge, over-voltage, over-current and over-temperature)
Patent battery balancing technology for expanded battery life
No memory effect
Low rate of self-discharge (1% per month)
Fully compatible with original charger

This iRobot Roomba Lithium Battery - 500 Series is also fully compatible with all iRobot Roomba 600 series, 700 series, 800 series, Professional and Pet series vacuum cleaning robots and iRobot Scooba 400 series.

Our iRobot Roomba Lithium Batteries can save you 50% or more on battery cost.