New, unopened Fitbit Charge 4, black, Suica compatible Smartwatch, wristwatch Available for immediate purchase ◎ I have kept it unopened and unused. From the following site: [Suica Compatible] Compatible with Suica and Fitbit Pay touch payments. You can use public transportation and purchase goods even without a smartphone. *[Suica compatible models] You can use trains, buses, etc., and shop by simply holding your wrist up. [World's largest database] With an overwhelming amount of data, it is possible to compare with the average values of the same sex and age group. [Real-time competition with friends] Fitbit users can compete in real-time step counts and send messages to each other, making exercise even more fun. [Community] You can share various information with the fitness SNS function that allows you to connect with users around the world. [Selectable watch faces] You can customize it to your liking with watch faces that can be selected according to the scene. Main features of Charge 4 ・GPS equipped ・Customized heart rate zone measurement function Fat burning, aerobic exercise, and peak zone. You will be notified when you reach each customized heart rate zone, so you can understand the intensity of your activity. ・Records data on light sleep, deep sleep, and REM sleep. ・Displays incoming calls, text messages, and app notifications ・Up to 7 days of battery life (up to 5 hours when using GPS) ・Spotify compatible #fitbitcharge4 #fitbit #smartwatch