Physical Dimension Size: 59(W) x 44(D) x 21(H) (mm) Weight:50g Environmental Characteristics1. Working temperature: -20oC to +75oC (internal temperature). 2. storage temperature: -55oC to +90oC. 3. input voltage: 5.5 ± 0.5VDC 4. Backup power: 3.7V Rechargeable Li-ion Battery 700mAh, GPS 1) Acquisition:20 channel parallel 2) Tracking: up to 12 satellites 3) Update rate: 1 second 4) Acquisition time Reacquisition 0.1 sec, averaged Snap start 3 sec, averaged Hot start 6 sec, averaged Warm start 38 sec, averaged Cold start 42 sec, averaged |