Images of what is reportedly the fitness tracker looks similar to the Charge 3, with an OLED touchscreen and a new watch face. The rear looks to have an SpO2 sensor and an optical heart rate monitor, according to the report.have appeared online, with 9to5Google saying it obtained the pictures from an unidentified source. The rumored new
Thelaunched in November 2018 for a price of $120. Since then, deal.