Table 5 Summary of the results for low power design
From: A design and implementation of low-power ultrasonic water meter
| Â | 1st test | 2nd test | 3rd test | Avg. | typical | Geo. mean | max |
|---|---|---|---|---|---|---|---|
Current consumption [μA] | 21.97 | 20.39 | 20.39 | 20.92 | 6.42 | 17.0 | 45.06 |
Power consumption when used for 10 years [mAh] | 1924.6 | 1780.9 | 1786.1 | 1830.5 | 562.4 | 1489.9 | 3947 |
Life span of batteries [years] | 22.0 | 23.8 | 23.7 | 23.2 | 75.6 | 28.5 | 10.8 |