Working voltage: 2.4~3.6V
Standby current: 2uA
Power consumption: 1.5mA
Pressure Range: 300~1100hPa
Absolute pressure error: ±1.5 hPa
Absolute pressure resolution: 0.01hPa
Compass error：±3°
Compass Resolution：1°
Pedometer resolution: 1 step
Pedometer error:±5% step
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