Huawei Band 4

Size

• 17mm Strap width
• 14–21cm Suitable Wrist Size

Battery

• 91mAh  (Typical)
• About 1.5 hours Charging time

Display

• TFT Colour screen
• 80 x 160 pixels
• Size : 0.96”

Sensors

• 3-axis acceleration sensor
• Infrared wear sensor
• Optical heart rate sensor

Operating System

• Android 4.4 or later
• iOS 9.0 or later

Material

• Front cover: Plastic
• Strap: Silicone rubber

Charging Port

• USB Charging port

Water Resistance

• 5ATM-rated water resistant

Microprocessor

• Apollo 3

Storage

• 384KB/1MB ROM
• 32MB Flash

Button Control

• Full screen touch
• Home key

Bluetooth

• 4 GHz frequency
• Bluetooth 4.2