This is a Fitbit Versa 3 size small. The Fitbit has been Rast to factory settings and comes with the charging cord. There is some minor wear on the face as shown in photos. Device size: 4.04cm x 4.04cm Band size: 13.9cm-22.1cm circumference, available in two sizes Weight: 39.7g-42.5g, depending on the band Screen: 4.01cm, 336 x 336 pixel AMOLED display Battery: lithium-polymer, up to 6+ days Storage: 4GB Connectivity: Bluetooth 5.0, Wi-Fi Operating system: Fitbit OS Compatibility: Android 7.0+, iOS 12.2+ Touchscreen enabled Waterproof up to 50m