Specification: Sleep score and insights: Yes Battery life (smartwatch mode): Up to 12 days Pulse Ox blood oxygen: Yes (spot-check, and optional all-day acclimation and in sleep) Garmin ECG App: Yes LED flashlight: Yes Garmin Pay: Yes Multi-band GPS: Yes Music storage: Yes Make calls and send texts via voice: Yes (with paired compatible smartphone) Training readiness: Yes Training status: Yes (improved) Display type: AMOLED (optional always-on mode) Touchscreen: Yes Water rating: Swim, 5 ATM DISCOVER A HEALTHIER YOU Purpose-built with advanced health and fitness features, the Venu 4 GPS smartwatch is your on-wrist support to help you better understand your body and make healthier decisions. 24 Months Local Manufacturer Warranty Store in a cool dry place. China