The Garmin G1 dive computer offers the diver unparalleled dive options and features along with an activity tracker for all your surface activities, 24/7 health monitoring, and smart notifications. 

Specifications:

• Dimensions: 45.5 x 45.5 x 15.2 mm
• Display Size: .9” (23 mm) diameter
• Display Type: sunlight-visible, transflective memory-in-pixel (MIP)
• Battery Life: Smartwatch: Up to 21 days; Battery Saver Watch Mode: Up to 48 days; GPS: Up to 26 hours; Max Battery GPS Mode: Up to 56 hours; Expedition GPS Activity: Up to 27 days; Dive mode: Up to 25 hours
• Depth Rating: Dive (100 meters)
• Air Integration: No
• In the Box: Descent G1 dive computer, charging/data cable, documentation

Main Features:

• Multiple dives modes including: single-gas, multi-gas, gauge mode, apnea mode
• Air, nitrox, trimix capable with 1 bottom gas and up to 11 deco/backup gases
• Customizable safety and deep stops
• Configurable backlight
• Audible and vibration alarms for ascent rate, PO2, CNS/OTU, NDL, deco, gas switching
• GPS enabled to help mark surface entry & exit points
• Store up to 200 dives
• Upload, share, review dives in the Garmin Dive app
• Measure your performance, and track your stats above and below water
• Track your surface activities with more than 30 built-in sports apps and advanced training features, including running, walking, hiking, yoga, triathlon, golf, cycling, swimming and more
• Explore longer with up to 25 hours in dive mode, 21 days in smartwatch mode, and 26 hours in GPS mode
• Sapphire lens and high-contrast display
• Built in wrist heart rate monitor, respiration rate and pulse ox blood oxygen saturation
• 3-axis dive compass
• Sleep score and advanced sleep monitoring, hydration tracking, stress tracking, and energy monitoring
• Receive texts, alerts, emails when paired with your smartphone