Take on any adventure with the advanced technology in this GarminA(R) Instinct 3 Watch. Solar charging extends smartwatch battery life indefinitely. Built-in GPS keeps navigation accurate and efficient. Health tracking for easy management of your daily physical training goals. Engineered for extreme conditions with nonstop performance in the wild. Solar charging for unlimited smartwatch battery life 1.1" display with metal-reinforced bezel Built-in flashlight with red light and strobe Multi-band GPS with SatIQ technology 24/7 heart rate and sleep monitoring Pulse Ox sensor and barometric altimeter 10 ATM water rating and MIL-STD-810 tested Garmin Pay contactless payment support