Huawei Band 4 Smart Creative Watch (Black)

Color : Black

Microprocessor : Apollo 3

Button Control : Full screen touch + Home key

Material : Front cover: Plastic | Strap: Silicone rubber

Environment : Ambient operating temperature: -10 °C – +45 °C

Sensors :

3-axis acceleration sensor

Infrared wear sensor

Optical heart rate sensor

TFT colour screen

Resolution: 80 x 160 pixels

Size: 0.96 inches

ROM: 384 KB

ROM: 1 MB

Flash: 32 MB

5ATM

Devices complying with the 5ATM-rated water have a water resistance rating of 50 meters under ISO standard 22810:2010. This means that they may be used for shallow-water activities like swimming in a pool or ocean. However, they should not be used for scuba diving, waterskiing, or other activities involving high-velocity water or submersion below shallow depth.

Capacity: 91 mAh

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

7 days:

HUAWEI TruSleep™ is enabled, Heart rate monitoring (Smart mode) is enabled, Raise wrist to wake screen is disabled;

8 days:

HUAWEI TruSleep™ is enabled, Heart rate monitoring (Smart mode) is disabled, Raise wrist to wake screen is disabled

9 days:

HUAWEI TruSleep™ is disabled, Heart rate monitoring (Smart mode) is disabled, Raise wrist to wake screen is disabled

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

Data is based on tests results from the Huawei lab. Actual battery life varies depending on your band’s configuration, operations, ambient environment, and how long the battery has been used.

Dimensions :

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

Strap width: 17 mm

Strap length: 123 mm + 85 mm

Weight :

Approximqtely 24 g(including the wrist strap)

Bluetooth

Bluetooth frequency: 2.4 GHz

Bluetooth 4.2

Android 4.4 or later

iOS 9.0 or later