| Introduction Time | 2019, June | May 2, 2023 |
|---|---|---|
| Availability Status | Available. Released August 2019 |
| Size and Dimensions | 42 * 35 * 12.5 millimeter (mm) | 46.5 x 38 x 12.3 mm |
|---|---|---|
| Product Weight | 25 gram (g) | 45 gram (g) |
| Compatible SIM Card Types | No | No |
|---|---|---|
| Other Body Features | Metal body, plastic band / Water resistant up to 30 meters deep | Rectangular aluminum body / Water resistant up to 5 ATM (50 meters deep) |
| Display Technology | Color | |
|---|---|---|
| Screen Size | 1.28 inch | 1.78 inch |
| Display Resolution | ||
| Multi-Touch Capability | No | - |
| Screen protector type | Scratch-resistant glass | - |
| OS Version | Huami proprietary | Moto Watch OS compatible with Android and iOS |
|---|---|---|
| Chip Model | - |
| Internal Memory Capacity | Stores 60 seconds of ECG data | - |
|---|
| Battery Type and Capacity | Non-removable 200 mAh battery | Non-removable 355 mAh Li-Po battery (fully charged in 1 hour) |
|---|---|---|
| Battery Standby Time | - |
| Smart Sensors | PPG heart rate sensor, ECG sensor, Six-axis IMU sensor | Optical heart rate sensor with SpO2 (blood oxygen level) calculation capability, Accelerometer, Gyroscope, Air pressure sensor |
|---|---|---|
| Messaging Method | - | Received notification alerts / Display text messages |
| Bluetooth Support | 5.3, A2DP, LE | |
|---|---|---|
| GPS Support | No | |
| NFC Support | No | No |
| Wireless Network Type | - | No |
| USB Connections Type | - | No, charges via proprietary charging dock |
| Available Color Options | Black, Brown, Pink | Black, Gold |
|---|---|---|
| Global Price Range | - |
| Speaker Type | - | Yes |
|---|
| Communication Technologies | - | No cellular connectivity |
|---|
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