The Honor Band 5 is very reminiscent of its predecessor, with the same slim, curved profile, silicon bands and capacitive touch button to interact with the screen. You'll also get the same waterproofing, meaning you can wear it in the pool or shower. Let's highlight the key design specs for those interested in buying. Parameters: Microprocessor: Apollo 3 Screen Size: 0.95 inches (21.6 mm× 10.8 mm for AA area) Screen Type: AMOLED color screen Resolution: 240*120 pixels RAM: 384KB ROM: 1MB PSRAM: 8M Flash: 32MB Bluetooth: Bluetooth 4.2 Bluetooth Frequency: 2.4GHz Bluetooth Distance: ≤10m Compatibility: with Android 4.4 / iOS 9.0 and above Sensor: 6-axis IMU sensor (accelerometer sensor, gyroscope sensor), optical heart rate sensor, infrared wear sensor Battery Capacity: 100mAh (typical value) Battery Type: Non-removable lithium polymer battery Charging Interface: 2 PIN charging port Charging Time: about 100 min (under 25°C ambient temperatures) Working Time: 6-14 days (theoretical) Standby Time: 14-20 days Operating Temperature: -10℃–+45℃ UI Languages: Simplified Chinese, American English, European Spanish, European Portuguese, French, German, Russian, Italian, British English