Vacuum Battery for iRobot 4624864 ABL-D1 7150 Roomba 5150 Roomba 7550 Roomba e5 Compatible with the following devices Roomba i7 Roomba i7+ Roomba e5 7150 Roomba 7550 Roomba 5150 Roomba e5150 Roomba e515020 Roomba e5152 Roomba e5154 Roomba e5158 Roomba e515840 Roomba e6 Roomba e6198 Roomba e619820 Roomba i7158 Roomba i7550 Roomba i755020 Roomba i7558 Roomba i3 Roomba i4 i31502F Roomba i8 Roomba i8+ i8550 Replacement for Part Numbers ABL-D1 4624864 ***Please note: Regarding "Error 23" When the APP is connected to Roomba i7, "error 23" should not appear when the battery is removed. When the APP is closed or disconnected from Roomba i7, "error 23" will appear when removing the battery and then installing the (CS or original) battery. To avoid the problem of the APP, customers are advised to ensure the APP is well connected to the machine. If "error 23" appears after installing the battery, please close the APP; then remove the battery from the machine; after that, press the start button of the machine for 10 seconds. And then, reinstall the battery and put it on the charger. Wait for the machine to start automatically. Finally, open the mobile APP to connect the machine. **The brand names/trademarks/trade names specified are registered properties of their respective owners.