The Fitbit Versa has been the company's most popular model since its introduction and today it got a more affordable version. Fitbit also launched a couple of new smart bands and a new kid-focused band. Fitbit Versa Lite The Fitbit Versa Lite boasts 4+ days battery life, a heart rate monitor with an SpO2 sensor, just like the original version. However, it's $160/160 instead of $200/200. Fitbit Versa Lite in Lilac/Silver, Mulberry, Marina Blue and White/Silver The Lite model is swimproof, however it lacks the automatic lap counting of the original. It can't count stairs...
Source: https://www.gsmarena.com/fitbit_unveils_versa_lite_and_inspire_bands_with_hr_sensor_ace_2_band_for_kids-news-35879.php