Garmin Astro, Owner'S Manual, Page: 62 / 84

Astro and DC 40 Owner’s Manual
Appendix
Specifications
Astro
Water
resistance
Water resistant to IEC
60529 IPX7
Battery type Two 1.5 volt AA
batteries (alkaline,
NiMH, or lithium)
Battery life Up to 24 hours, typical
usage ( page 60 )
Operating
temperature
range
From -4°F to 158°F
(from -20°C to 70°C)
See battery information
on page 59 .
DC 40
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)
VHF radio
MURS (Multi-
use Radio
Service)
frequency
151.82 MHz
151.88 MHz
151.94 MHz
154.57 MHz
154.60 MHz
VHF range Up to 7 miles (11.2 km)
- line of sight
Output power 2 watts