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Technical parameter |
Technical index |
LCD display |
3 1 / 2 display |
Power supply |
3*1.5V AAA alkaline battery |
Operation current |
Around 25mA |
Battery life |
Continuously 20 hour |
Auto off |
1 min. |
LCD backlight function |
7 second |
Operation temperature |
0 to 40℃ |
Operation humidity |
10 to 95%RH |
Low battery indication |
2.8V±0.2V |
Product size |
72x35x145mm |
Weight |
246.1g (without battery) |
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