LabTEC 14.4V 4000mAh Replacement Battery for i7, Li-ion Battery for iRobot Roomba 7150 7550 3150 3550 4150 4552 i4 i4+ i3 i3+ i7158 i7550 i755020 4624864 ABL-D1 Vacuum Cleaner

"Perfectly Compatible: Fully compatible with iRobot Roomba i7 7150 i7+ 7550 i4 4150 i4+ 4552 i3 3150 i3+ 3550 e5 5150 e5150 e515020 e5152 e5154 e5158 e515840 e6 e6198 e619820 i7158 i7550 i755020 7150 7550. Replacement battery No.: 4624864, ABL-D1, ABL-IT81ba. High Capacity Battery: 14.4V 4000mAh i7 rechargeable replacement battery can make your Roomba run longer and in better condition than the new Roomba. Charge once and clean the whole house. Premium Battery: Our battery is made of high-quality battery cells and the adaptive chip stabilizes the output current and voltage, no memory effect that affects the Roomba in any way. The battery can perform up to 1000 charge cycles. Use with Confidence: As an iRobot replacement battery, it has an intelligent protection system that effectively protects the battery from overcharging, overcurrent, overvoltage, overheating, short circuit, and other issues. All batteries comply with FCC, CE, ROHS certifications and standards. After-Sales Service: We offer you a 12-month manufacturer's warranty from the date of purchase and 24-hour customer service! If you have any questions, please contact us."