The Note 9 has fast wireless charging capabilities via the Qi standard. The 4000 mAh battery battery is significantly upgraded from previous Samsung Galaxy phones; as compared to the Samsung Galaxy Note 8 which only had 3300 mAh, which was due to the battery that was in the Note 7 . The 4000 mAh was previously seen in only the Active variants of the S7 and S8.
Method to recover data from samsung not e9:
You can recover data from Samsung s9 with this Android data Recovery software,it ont only allows you recover deleted or lost data on Samsung, but also can help you restore pictures, videos and contacts from Samsung s9 smart phones directly.