Operates on the AT&T 3G Mobile Network.
Antenna: Internal WCDMA high energy design.
GPS: U-blox 7 chip (Support AGPS).
GPS location accuracy: To within 4 yards.
GPS Sensitivity. Cold start: -148dBm Hot Start: -162dBm.
GPS time to first fix: Cold start 32 secs, Warm start 11 secs, Hot start 1 sec.
Location feature: Send text ‘loc’ to receive map location.
Waterproof rating: IP67.
Battery type: Lithium-ion, 900mAh capacity, 3.7 Volts.
Battery usage span: under normal use on default power saving mode of 2-3 days.
Recharge time: From empty to flat in 45 minutes. Charging voltage 5 Volts DC.
External power supply: Micro usage charger. 115 Volt adapter.
Operation temperature: -4 to +176 degrees fahrenheit.
Humidity: 5% – 95% non-condensing.
Weight: 1.2 ounces.
Dimensions: 2.4″ tall x 1.6″ wide x 0.6″ thick.