It looks like some photos of the new Fitbit Charge 3 have been leaked, there are also some details on the specifications on the device.
The Fitbit Charge 3 will come with a full touchscreen display,the previous device featured a tap screen interface.
The new fitness tracker will come with a water resistance of 5ATM, the device will apparently not come with GPS. There will apparently also be a special edition version of the Charge 3 that will come with NFC to make wireless payments with Fitbit Pay.
The device will feature a battery which will give you up to seven days of usage, and it will come with a wide range of trackers for various activities. These will include sleep, heart rate, calories burned and more.
Source Android Authority