| Introduction Time | 2019, October | April 30, 2021 |
|---|---|---|
| Availability Status | Available, released November 2017 | Available, released May 20, 2021 |
| Product Weight | 15 gram (g) | 38 gram (g) |
|---|---|---|
| Size and Dimensions | - | 35.7 x 25.8 x 12.2 mm |
| Compatible SIM Card Types | No | No |
|---|---|---|
| Other Body Features | Iron body / Ceramic display / Fully resistant to dust and continuous immersion in water up to 1 meter deep | IP68 certified for water and dust resistance (up to 1.5 meters) |
| Display Technology | No display | |
|---|---|---|
| Screen Size | - | 1.4 inch |
| Display Resolution | - | |
| Display Technical Details | - | 600 nits peak brightness |
| OS Version | Amazfit proprietary platform | Proprietary OS compatible with Android and iOS |
|---|
| Internal Memory Capacity | No internal storage | - |
|---|
| Battery Type and Capacity | 15 mAh battery | Non-removable 315 mAh Li-Ion battery |
|---|---|---|
| Battery Standby Time | 10 hour (h) |
| Messaging Method | Received message announcement capability | Received notification alerts / Display text messages |
|---|---|---|
| Other Features and Capabilities | Step counting, Distance traveled calculation, Calories burned calculation, Sleep monitoring, Alarm setting capability | - |
| Smart Sensors | - | Accelerometer sensor, Optical heart rate sensor with SpO2 (blood oxygen level) calculation capability |
| Communication Technologies | No | No cellular connectivity |
|---|
| Bluetooth Support | Bluetooth 4.0 | 5.0, A2DP, LE |
|---|---|---|
| GPS Support | No | No |
| Wireless Network Type | - | No |
| NFC Support | - | No |
| USB Connections Type | - | No, charges via proprietary charging dock |
| Speaker Type | - | No |
|---|
| Available Color Options | - | Black |
|---|---|---|
| Global Price Range | - |
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