Huawei Smart Band 4

APPs and OS : Worldwide Languages APP 'Huawei Health' for Android 4.4+/iOS 9.0+
For Bluetooth : 4.2, compatible with 4.0/4.1
Screen : 0.95 Inch AMOLED Color Touch Screen, Default Band Face Theme changing as Constellation
Functions : Passometer,Sleep Tracker,Calendar,Push Message,Heart Rate Tracker,Alarm Clock,Social Media Notifications,Message Reminder,Week,Call Reminder
Call : Remind/Refuse
Pulse : Continual pulse heart rate monitor Realtime 1 second, Night Sleep Care Infrared Detect Mode
Message/APP : Remind/Show message, customize apps permission
Sport : Time, Calories, Steps, Distance, Pace, Even Recognize Swimming Posture
Alarm : Smart vibration
Sleep : Auto track, Professional Multi-Pattern such as snap, TruSleep by CDB, Harvard
Convenience : Lift wrist to show, sedentary alarm, timer, stopwatch, brightness etc.
Swimmable : 5ATM(Swim or Shower in not-hot water), show swimming time and calories

DIMENSION

Band body (Length x width x height): 56 mm (entire length without strap) × 18.5 mm (width) × 12.5 mm (body band thickness)

Strap width: 17 mm

Length of rope: 123 mm + 85 mm

WEIGHT

Approx 24 g (including wrist strap)

* Product size, product weight, and related specifications are only theoretical values. Actual measurements between individual products can vary. All specifications depend on the actual product.

COLOR

Graphite Black

DISPLAY

TFT color screen

Resolution: 80 x 160 pixels

Size: 0.96 inches

MATERIAL

Front cover: Plastic

Strap: Silicone rubber

BATTERY

Capacity: 91 mAh

Charging time: about 1.5 hours (in ambient temperature below 25 ° C)

7 days:
HUAWEI TruSleep ™ is activated, Heart rate monitoring (Smart mode) is activated, Raise wrist to wake screen is disabled;
8 days:
HUAWEI TruSleep ™ activated, Heart rate monitoring (Smart mode) deactivated, Raise wrist to activate screen deactivated
9 days:
HUAWEI TruSleep ™ deactivated, Heart rate monitoring (Smart mode) deactivated, Raise wrist to activate screen deactivated

Screen checked briefly 200 times a day, 50 messages a day, 3 calls a day, 3 alarms a day

Data is based on test results from the Huawei laboratory. Actual battery life varies depending on your band configuration, operation, surrounding environment, and how long the battery has been used.

* Typical value. Actual capacity can vary slightly.
This capacity is the nominal battery capacity. The actual battery capacity for each cellphone may be slightly above or below the nominal battery capacity.