| Availability Status | Available, released to market | Available. Released March 2014 |
|---|---|---|
| Introduction Time | - |
| Size and Dimensions | 49.45 x 47.2 x 12.95 mm | - |
|---|---|---|
| Product Weight | 64g (without strap) | 20 gram (g) |
| Compatible SIM Card Types | No | - |
|---|---|---|
| Other Body Features | Titanium body / Silicone band / Water resistant up to 20 ATM (200 meters deep) |
| Display Technology | No display, three white LED lights | |
|---|---|---|
| Screen Size | 1.28 inch | - |
| Display Resolution | - | |
| Screen protector type | Sapphire glass | - |
| Multi-Touch Capability | - | No |
| OS Version | Proprietary Zepp OS 2.0 compatible with Android 7.0 and later and iOS version 12.0 and later | Compatible with Android and iOS equipped phones |
|---|---|---|
| Chip Model | - |
| Internal Memory Capacity | 16KB RAM and 256KB storage |
|---|
| Alert Type | Vibrate | - |
|---|---|---|
| Speaker Type | No | - |
| Battery Type and Capacity | Non-removable 500 mAh battery (fully charged in 2 hours) | Non-removable 35 mAh Li-Po battery |
|---|---|---|
| Battery Standby Time | Up to 30 days (battery saver mode) / Up to 14 days (normal use) / Up to 7 days (heavy use) / Up to 38 hours (GPS on) | - |
| Smart Sensors | Optical heart rate sensor with SpO2 (blood oxygen level) calculation capability, Accelerometer, Gyroscope, Geomagnetic sensor, Altimeter, Ambient light sensor | 3-axis accelerometers |
|---|---|---|
| Messaging Method | Received notification announcement / Display text messages | Received notification announcement |
| Other Features and Capabilities | Supports 161 sport modes, heart rate monitoring, blood oxygen level measurement, sleep monitoring, stress monitoring, pedometer, phone and calendar notification display, date and time display, watch face customization, weather display, music control, interchangeable strap | Step counting / Distance traveled calculation / Calories burned calculation |
| Communication Technologies | No cellular connectivity | - |
|---|
| Wireless Network Type | - | |
|---|---|---|
| Bluetooth Support | ||
| GPS Support | Yes | - |
| NFC Support | No | Yes |
| USB Connections Type | No, charges via proprietary charging dock | - |
| Available Color Options | Black | Black |
|---|
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