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64 Forerunner
®
205/305 Owner’s Manual
appendIx
Specications
GPS: High sensitivity SiRFstarIII
™
architecture
Acquisition Time:
Hot Start: < 1 second
Warm Start: < 38 seconds
Cold Start: < 45 seconds
Update Rate: 1/second, continuous
GPS Position Accuracy*:
< 10 meters 50%, typical
GPS Velocity Accuracy*:
< 0.05 m/s
*
Accuracy depends on view of the sky.
99%–clear view; 95%–typical.
Dynamics: Performs to specications
to 6 g’s
Operating Temperature Range:
-4°F to 140°F (-20°C to 60°C)
Weight: 77 g (2.72 oz)
Display: 33 x 20.3 mm (1.3” x 0.8”)
Physical size: 53.3 x 17.8 x 68.6 mm
(2.1” x 0.7” x 2.7”)
Lap memory: 1,000 laps
Battery: Rechargeable internal
lithium-ion
Battery Life: 10 hours (typical use)
Water resistance: IEC 60529 IPX7
(submersible to one meter for up to 30
minutes).
Note: This product is not intended to be used
while swimming.
Heart Rate Monitor
Specications
Physical size: 34.8 x 3.56 x 1.27 cm
(13.7” x 1.4” x 0.5” )
Transmission range: approximately
3 m (9.8 ft)
Battery: CR2032 (3 volts) Perchlorate
Material – special handling may apply.
See www.dtsc.ca.gov/hazardouswaste/
perchlorate.
Battery Life: 3 years (1 hour per day)
Weight: 21 g (0.74 oz)