Nutikellad

✔Display: AMOLED, 416 x 416 pixels
✔Battery: 280mAh, 336 Hours of usage time
✔Waterproof: 5 ATM Waterproof grade
✔Sensors: Heart rate monitor, Digital compass, Accelerometer

✔Display: AMOLED, 416 x 416 pixels
✔Battery: 280mAh, 336 Hours of usage time
✔Waterproof: 5 ATM Waterproof grade
✔Sensors: Heart rate monitor, Digital compass, Accelerometer

✔Display: AMOLED, 416 x 416 pixels
✔Battery: 280mAh, 336 Hours of usage time
✔Waterproof: 5 ATM Waterproof grade
✔Sensors: Heart rate monitor, Digital compass, Accelerometer

✔Battery: 720 Hours of battery life, 300mAh battery capacity
✔Connection: Bluetooth version 5.0
✔Display: AMOLED, 390 x 450 pixels
✔Built-in microphone: Yes

✔Battery: 720 Hours of battery life, 300mAh battery capacity
✔Connection: Bluetooth version 5.0
✔Display: AMOLED, 390 x 450 pixels
✔Built-in microphone: Yes

✔ 12 Days battery life
✔ 480 x 480 pixels
✔ Bluetooth 5.0, Wi-Fi 2.4GHz
✔ Magnetic Charging base

✔Processor: Dialog DA14697 0.1 GHz, Cortex M33F, Cortex M0+
✔Display: 1.55 inch, 306 x 354 pixel 301 PPI, full touchscreen, AMOLED
✔Connection: Audio Connections, Brightness Sensor, Sensors: Huami BioTracker 2 PPG sensor, acceleration sensor, gyroscope sensor, geomagnetic sensor
✔Battery: 220 mAh Lithium-Ion

✔Processor: Dialog DA14697 0.1 GHz, Cortex M33F, Cortex M0+
✔Display: 1.55 inch, 306 x 354 pixel 301 PPI, full touchscreen, AMOLED
✔Connection: Audio Connections, Brightness Sensor, Sensors: Huami BioTracker 2 PPG sensor, acceleration sensor, gyroscope sensor, geomagnetic sensor
✔Battery: 220 mAh Lithium-Ion

✔Connectivity: Bluetooth 5.0, WLAN 2.4GHz, Compatible with Android 5.0+ and iOS 10.0+
✔Sports Modes: More than 90 sports modes, including Walking, Outdoor Cycling, Yoga, and Pool Swimming
✔Operating System: RTOS
✔Display: 1.65", 348x442 pixel AMOLED color screen, 341 ppi pixel density, 3D Glass

✔ T-Rex Ultra supports freediving at up to 30m and dual band GPS
✔ T-Rex Ultra comes with a 500mAh battery that charges via a proprietary magnetic cradle
✔ The watch brings Bluetooth 5.0 LE and Wi-Fi connectivity and boots Zepp OS 2.0 out the box
✔ The watch can also survive in extreme temperatures as low as -30°C and up to +70°C