Excellent Condition Apple Watch Series 6 40 mm GPS & Cellular 32 GB Stainless Steel Smartwatch. Fully functional smart watch with GPS and Cellular connectivity, ECG, blood oxygen monitoring and apple fitness. My personal favorite way to exercise! This watch has a built in lithium ion battery with up to 18 hours of battery life. It is water resistant up to 50 meters. Charging stand, charging cable, charging block and assorted bands included with purchase. .