Additional Details ------------------------------ Product description: ?Country/Region of Manufacture:China Battery ?Warranty Policy:365 days ?Certificated:ISO9001, RoHS and CESeller guarantee ?Reply within 24 hours?Cameron Sino ?Cameron Sino is a brand focusing on sell battery, we aim at supplying high-quality professional battery products. ?Cameron Sino Cameron Sino is a brand focusing on sell battery, we aim at supplying high-quality professional battery products. ?Fit Modelr for: Shark ION Robot Vacuum Cleaning Syst, ION Robot Vacuum Cleaning Syst, ION Robot Vacuum R71, ION Robot Vacuum R72, ION Robot Vacuum R75, ION Robot Vacuum R76, RV2000WD, RV2001, RV2001WD, RV700_N, RV720_N, RV725_N, RV750_N, RV761, UR1005AE, UR1105ARUS ?Part Number for: Shark RVBAT850, RVBAT850A ?Notice Before Purchase - Be carefully check the model number of your device and the part number of your original Battery to see if this Battery is compatible with your device. - A new battery will achieve its best performance after 2 or 3 complete cycles of charge discharge. - When you install it, be sure the connector has been properly connected to your device. - Do not use low quality third-party adapter charger to charge your device, that will shorten the battery's life. Caution: 1.Don't disassemble 2.Don't dispose of in fire or water 3.Don't store above 60 ??140?? ?Contact us