Shearwater Tern Dive Computer

The Shearwater Tern is Shearwater's most compact dive computer, made for sport divers who want a watch-size computer with a bright color screen and simple controls. It covers Air, Nitrox, 3 Gas Nitrox, Gauge and Freedive modes, and it's designed and built in Canada.

Wireless charging and Shearwater's Remora quick-release straps make it easy to switch between a wetsuit and a thicker exposure suit.

Key Features

• Full-color, high-contrast 1.3 in AMOLED display
• Intuitive 4-button interface
• Air, Nitrox, 3 Gas Nitrox, Gauge and Freedive modes
• Decompression computer
• Switchable vibration alerts
• Bluetooth wireless technology and upgradeable firmware
• 316 stainless steel bezel and buttons
• Remora quick-release 22 mm strap system
• Wireless rechargeable battery
• 3 watch faces in 12- or 24-hour format, with 15 color options

Specifications

• Model: Tern (15301-10)
• Display: 1.3 in (3.3 cm) full-color AMOLED, 360 x 360, toughened glass window
• Battery: internal rechargeable Li-ion, approx. 1.33 Wh
• Battery life: up to 20 hours at medium brightness, up to 6 months on standby
• Gases: 3 open circuit
• Depth rating: 120 m / 394 ft
• Dive log: 500 hours (10-second sample rate)
• Size: 50 mm diameter, 16 mm thick
• Weight: 100 g
• Manufacturer warranty: 2 years

What's Included

• Tern dive computer
• Wireless charging station with USB-C cable
• Remora band with quick-release system
• 1 short Remora band for smaller wrists
• Screen protector
• Product info guide

Note: The Tern has vibration alerts only (no audible alarm). For technical or rebreather diving, look at the Teric, Petrel 3 or NERD 2.