Garmin Descent T1 Transmitter

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 levels [additional transmitters required]. The Descent T1 enables you to monitor tank pressure, remaining air time and air consumption rate for multiple types of diving. Physical Dimensions: 3.33” x 1.44” x 1.44” (84.50 x 36.52 x 36.52 mm) Battery: 3 V CR123A lithium Battery life: Up to 100 hours Thread type: 7/16 in. (20 UNF) Normal operating temperature: From -20 to 60°C (from -4 to 140°F) Underwater operating temperature: From 0 to 40°C (from 32 to 104°F) Storage temperature: From -30 to 70°C (from -22 to 158°F) Wireless frequency: 2.4 GHz @ 0 dBm Surface transmission range (ANT wireless technology): Up to 10 m (33 ft.) Underwater transmission range (sonar): Up to 10 m (33 ft.) Water rating: Dive 110 meters Pressure rating: 300