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9.0 System Technical Specifications
Dimension 59(W) x 114(H) x 30(D)mm
Weight Approx 108g (without battery and cable)
LCD 120 x 160 4 level gray LCD
Microphone Capacitance microphone
Speaker 1W / 8ohm
Power DC 3.7V / 1200mAH Li-polymer battery
Battery operation
time
18Hrs (backlight off)
Temperature range -20C ~ +70C
Compass Accuracy: ±5degrees (This need to be calibrated by user
manually)
Resolution : 1 degrees
Thermometer -20 ~ +50 Accuracy +/- 2 degrees.