Touchscreen: 0.5 inch OLED touch display
System: BT 4.2, compatible with Android 4.4 and above or iOS 9.0 and above
Sports: pedometer, sleep tracker, exercise tracker, sedentary reminder Sensor: 6-axis sensors
Call remind: call and message notification, mute call coming(only iOS available)
Waterproof: water resistant up to 50 meters / 5 ATM
Description: The Honor Band 4 Running Edition comes with a high-quality bands and serves as a small and light body. It comes with a smaller 0.5-inch monochrome OLED display and it features with a 6-axis motion sensor and the water resistance for up to 50 meters. Main Features: Touchscreen: 0.5 inch OLED touching display System: BT 4.2, compatible with Android 4.4 and above or iOS 9.0 and above Sports: pedometer, sleep tracker, exercise tracker, sedentary reminder Sensor: 6-axis sensors Call remind: call and message notification, mute call coming(only iOS available) Waterproof: water resistant up to 50 meters / 5 ATM Battery: 77mAh battery with long use time Functions: some of functions need set in APP to work Specifications: Brand: Honor Type: Smart Band 4 Running Version Color: Blue/Green/Red/Yellow/Pink(Optional) Screen size: 0.5-inch Battery Capacity: 77mAh Band Material: TPU Safety Protection: 50 meters waterproof BT: 4.2 Sensor: 6 axis acceleration sensor Support System: Android 4.4/iOS 9.0 and above. Sizes: Approx. 40.5 mm x 14.8 mm x 11.2 mm (body size); Approx. 226.15 mm + 17.70 mm (wristband length) Package size: Approx. 18*9*3.4cm/0.63*0.32*0.12in Package weight: Approx. 130g/4.30oz Note: 1. Install APP "Huawei Health" via QR-code. Open APP and follow its instruction, then pair the smart device. Please update the APP at least to 9.0.2.302  version on Android, and 8.0.6.301 on iOS. 2. Item color may show slight aberration due to different shooting light and monitor display. 3. Colour may vary, colours and features may not be available in all market, please check with local retailers for exact offer. 4. NOT SUPPORT heart rate monitor and weather detection. Package list: 1 * Smart Band 1 * USB Clip Charger 1 * Buckle 1 * User Manual