NASTIMA 14.4V 4400mAh Lithium ion Replacement Battery Compatible with iRobot Roomba 600 700 800 900 Series 614 615 675 680 690 694 760 780 790 805 880 890 895 960 980 985

Key features

• ✅【Ultra High Capacity】: 14.4V 4400mAh Li-ion battery lasts 4x times Longer than original 3000mAh replacement batteries, It runs well up to 2.5~ 3.5 hours. Note: Initial use requires up to 3 full charges and discharges for optimum performance!
• ✅【Compatibility】: Compatible with iRobot Roomba 614 640 675 680 690 695 860 890 895 960 980 985 and other 600 700 800 900 series that use lithium ion battery.
• ✅【Long Cycles and Save Money】: Li-ion battery for daily usage: $34/1000cycles= $0.034/cycles. Note: If your roomba reports an error, please download the PDF file at the bottom of the page to solve it.
• ✅【Safe and Reliable】: Patented battery balancing technology, ROHS, CE certification, built-in over-charge, over-discharge, over-current, over-voltage, short circuit and over-temperature protection. After receiving the battery, please fully charge it before use and charge it in time after use to avoid the voltage drop caused by the continuous discharge of the battery in the device, resulting in a charging error or failure to charge. If not in use, it is recommended to remove the battery from the vacuum cleaner and store it in a cool place.
• ✅【100% Satisfaction】: You will be 100% satisfied or we'll give you 35 days moeny back, 1 year Warranty. If your have any problem,please contact us through Amazon, 24 hours help you solve the problem!