Features:

* 90 Hours Of Drive Time On 5 Min Updates

* Heavy Duty Waterproof Case

* Magnet Mount

* Easy Install

* All In One Extended Battery Solution

Specs.

* Operating Temp 14-120 F

* Charging Time 4-5 Hours

* Output 5v 1Amp

* Input 5v 1Amp

* 4200mAh

* Rechargeable Battery Li-Ion

* Microsoft Windows, XP, 7 And Windows 8

* Built-In Motion Detection

* 64Mb Memory

* Built-In Rechargeable 750mAh Li-Ion Battery

* Cold Start Satellite Acquisition Time: <35 Sec

* USB 1.1 And 2.0 Compatible

* 2 Led Indicators For Power/Status Notifications

* Operating Temperature: 14 F To 122 F

* Product Size: 1.5" X 1.5" X 0.5"

* Product Weight: 1.3oz

Includes:

* GPS Data Logger Pro Software

* 90 Hour Extended Battery

* Magnetic Weather Proof Case

* 2 x USB Cables (1 X USB Cable & 1 Extended Battery USB Cable)

* GPS Data Logger Pro Device