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The Garmin Descent™ T1 Transmitter is a high-performance wireless tank monitoring system designed for recreational, technical, and group diving. When paired with a Garmin Descent dive computer, it delivers real-time tank pressure, air time remaining, air consumption rate, and battery status. With SubWave™ sonar technology, divers can track up to 5 tanks at once, making it ideal for multi-tank dives and buddy tracking.
The Descent T1 is water-rated to 11 ATM (110 meters) and built to withstand extreme temperature conditions. The wireless pairing system provides hassle-free tank identification and ensures divers stay informed underwater.
Track your every breath when you pair the Descent™ T1 transmitter with a Descent dive computer. Monitor up to 5 tanks via SubWave™ sonar technology so you can dive with multiple tanks or see your buddy’s air levels1.
Descent T1 enables you to monitor tank pressure, remaining air time and air consumption rate for multiple types of diving.
WATER-RATED
Descent T1 is built to withstand the elements and water-rated to 11 ATM.
KNOW YOUR TANK
Get tank pressure, air time remaining, air consumption rate and battery remaining sent directly to paired compatible Descent dive computer.
MULTIPLE DIVERS
Pair up to 5 transmitters to each compatible dive computer within a range of up to 10 meters.
| Feature | Specification |
|---|---|
| Physical Dimensions | 3.33” x 1.44” x 1.44” (84.50 x 36.52 x 36.52 mm) |
| Battery Type | 3V CR123A lithium |
| Battery Life | Up to 100 hours |
| Thread Type | 7/16" (20 UNF) |
| Operating Temperature | -20°C to 60°C (-4°F to 140°F) |
| Underwater Operating Temp. | 0°C to 40°C (32°F to 104°F) |
| Storage Temperature | -30°C to 70°C (-22°F to 158°F) |
| Wireless Frequency | 2.4 GHz @ 0 dBm |
| Tank Pressure Transmission Range | Up to 10 meters (33 feet) |
| Water Rating | Dive 110 meters (11 ATM) |
| Pressure Rating | 300 bar (4351 psi) |
| Inspection Interval | Inspect before each dive; replace as needed |
Ships within 48 hours · Estimated delivery Jun 29 - Jul 4
US$40
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