Huawei Band 4e

DIMENSIONS: Body: 40.5 mm x 14.8 mm x 11.2 mm (H x W x D)
Wrist strap: 210 mm x 15 mm (H x W)
WEIGHT: Band body + Strap: Approximately 13 g
Band body: Approximately 6 g
COLOR: Misty Grey, Sakura Coral, Seaweed Green, Ceylon Yellow, Alizarin Red, Cobalt Violet, Black+Grey, Sak+Black
DISPLAY: PMOLED black-and-white screen
Resolution: 48 x 88 pixel
Dimensions: 0.5 inches (11.244 mm x 6.124 mm in AA zone)
SENSORS: 6-axis motion sensor

BATTERY:

Capacity: 77 mAh
Type: unremovable lithium battery
Charging time: less than 120 min (at temperature about 25 °C)
Theoretical battery life: 14 days (according to the Huawei lab model)
Theoretical standby time: 21 days
*Typical value. Actual capacity may vary slightly.
This capacity is the nominal battery capacity. The actual battery capacity for each phone may be slightly above or below the nominal battery capacity.
MICROPROCESSOR: 32-bit ARM Cortex-M4
1 MB Flash
AES 128-bit encryption ARM Cortex-M4
ENVIRONMENT: Operating temperature: -10 °C to + 45 °C

BLUETOOTH:

Bluetooth frequency: 2.4 GHz
Bluetooth 4.2
Maximum Bluetooth connection distance: 10 m (in an open area)
IN THE BOX: Band, Charging cradle, Shoe buckle, Quick Start Guide, safety information, and warranty card
EXTERNAL PORT: Adopts the Pogo Pins charging solution, and a USB-to-pogopin charging cradle is provided.
BUTTON: One capacitance home button
WATERPROOF LEVEL: 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.

Body：

Front cover: PC + ABS / PC + PC
Rear cover: ABS / PC
Wrist strap: PET (Recycled Yarn)
Shoe buckle: PC + PA + GF