【Compatible Models】Replacement docking station charger compatible with all iRobot Roomba models, such as e5 e6 i1 i3 i4 i6 i7 i8 980 960 964 880 870 871 880 885 860 864 655 790 780 770 760 650 630 620 595 529 528 527e 580 570 560 550 551 510 501 527 52708 etc. 【Built-in Base Charger】- The built-in docking station charger comes with a 2-prong power cord 4415878, this Clean Base model is compatible with all Roomba models 500-900 series as well as E and I series models. 【Wide Voltage Automatic Adaptation】 - A replacement charging base charger for ADF-N1 #17010 #17030 #17064#17170 4452369 and others, it is a universal charger supporting 110-220V, automatically adapts the voltage to protect the machine. 【Specifications】 Input: 110V~220V 0.68A 50~60HZ Output: 21V 1.25A 33W 【Caution】 1. Please keep this product out of reach of children to avoid electric shock. 2. When not charging, please unplug the power supply.