| Introduction Time | 2019, February | April 30, 2021 |
|---|---|---|
| Availability Status | Available. Released March 2019 | Available, released May 20, 2021 |
| Size and Dimensions | 18.3 * 44.6 * 11.2 millimeter (mm) | 35.7 x 25.8 x 12.2 mm |
|---|---|---|
| Product Weight | 24 gram (g) | 38 gram (g) |
| Compatible SIM Card Types | No | No |
|---|---|---|
| Other Body Features | IP68 certified for water and dust resistance (up to 1.5 meters) |
| Display Technology | ||
|---|---|---|
| Screen Size | 0.95 inch | 1.4 inch |
| Display Resolution | ||
| Multi-Touch Capability | Yes | - |
| Display Technical Details | Full color | 600 nits peak brightness |
| OS Version | Proprietary OS compatible with Android and iOS | |
|---|---|---|
| Chip Model | - |
| CPU | - |
|---|
| Internal Memory Capacity | 512KB internal RAM / 2MB external RAM / 32MB external ROM | - |
|---|
| Speaker Type | No | No |
|---|
| Battery Type and Capacity | Non-removable 120 mAh Li-Ion battery | Non-removable 315 mAh Li-Ion battery |
|---|---|---|
| Battery Standby Time | - |
| Smart Sensors | Accelerometer, Gyroscope, Heart rate sensor | Accelerometer sensor, Optical heart rate sensor with SpO2 (blood oxygen level) calculation capability |
|---|---|---|
| Other Features and Capabilities | Compatible with Android 5.0 and later / Compatible with iOS 9.0 and later | - |
| Messaging Method | - | Received notification alerts / Display text messages |
| Wireless Network Type | No | No |
|---|---|---|
| Bluetooth Support | Yes | 5.0, A2DP, LE |
| GPS Support | No | No |
| NFC Support | Yes | No |
| USB Connections Type | No | No, charges via proprietary charging dock |
| Available Color Options | Black and Silver | Black |
|---|---|---|
| Global Price Range | - |
| Communication Technologies | - | No cellular connectivity |
|---|
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