Additional Details ------------------------------ Product description: Cameron Sino Technology Limited was founded in 2000 in Hong Kong, over 15 years battery manufacturing experience, and sell well in Europe and America. Compatible model NO: ROBOT 7150, 5150, 7550, e5, e5150 e515020, e5152, e5154, e5158, e515840 e6, e6198, e619820, i7, i7+ i7158,i7550, i755020, i7558 Compatible Battery Part Number: 4624864,ABL-D1 Specifications: Voltage: 14.4V Rate: 37.44Wh Type: Li-ion Capacity: 2600mAh Net Weight: 225g / 7.94oz Gross Weight:325g / 11.46oz Size: 74.20 x 51.00 x 50.20mm Tips Before Purchase BXT-FOCUS, your one-stop battery supplier.. If you are not sure, please send email to us with your battery details or pictures, we will give you professional suggestions, and we will reply within 24 hours. Regarding "Error 23" When the APP is connected to i7, "error 23" should not appear when the battery is removed. When the APP is closed or disconnected from 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.