Garmin Astro 320 - Device Specifications

Astro 320 and DC40 Owner’s Manual 57
Device Information


Water
resistance
Water resistant to
IEC 60529 IPX7
Battery type Two 1.5 volt AA
batteries (alkaline,
NiMH, or lithium)
Alkaline
battery life
Up to 15 hours,
typical usage
NiMH or
lithium
battery life
Up to 20 hours,
typical usage
Operating
temperature
range
From -4°F to 158°F
(from -20°C to 70°C)
See battery
information on
page 58.
Computer
interface
USB 2.0 full speed
Wireless
range
12 inches (30.5 cm)
or closer

Water
resistance
Water resistant to
IEC 60529 IPX7
Battery type Internal
rechargeable
lithium-ion battery
Battery life From 17 to 48 hours.
Recharging takes
approximately 4½
hours.
Operating
temperature
range
From -4°F to 140°F
(from -20°C to 60°C)
Charging
temperature
range
From 32°F to 113°F
(from 0°C to 45°C)