Anhui Huami Healthcare Co.,Ltd.
Option 4: Try to turn off and on the Bluetooth of the mobile
phone or restart the mobile phone.
I have a lot of artifact,
noise, or interference
in my recording or no
ECG recording.
Option 1: Ensure that your ECG Record, arms, and hands
remain still during recordings.
Option 2: Clean the electrode sensors on the device with an
alcohol-based sanitizer.
Option 3: If your skin is very dry, use a water-based lotion before
recording.
Option 4: When recording, relax your arms and hands to reduce
muscle noise.
Failure
in
data
uploading
The data uploading is related to the network environment; you
can try to change the network environment (switch to WiFi/4G).
15. Specifications
Performance characteristics
ECG Channels: Single Channel
Input Dynamic Range: 10 mV Peak-to-Peak
Memory length: Practically unlimited
Recording format: Continuous
Circuitry
Frequency Resp.: 0.67 Hz to 40 Hz
CMRR: ≥ 60 dB
Input impedance: > 10
MΩ
Differential range: ± 5 mV
A/D Sampling Rate: 250 samples/second
Resolution: 22 bit
DC offset correction:
±
300
mV
Input
Frequency: 2400 - 2483.5 MHz
Modulation: GFSK
Frequency: 2400~2483.5MHz
MAX Transmitted power: dBm
Power requirement
AC Input: 100V - 250V, 50Hz/60Hz to 5VDC Adapter with 5V USB Adapter Cable
Battery Type: DC 3.85V, 190 mAh, Lithium battery
Charging Time: 2.5 hours from flat
Operating Time: 24 hours on a full charge
Physical characteristics
Midong Health Watch: 42 × 35 × 12.5 mm; 25 grams
Wristband length: 118~195 mm
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