商品详情
材料:• Front cover: Plastic• Strap: Silicone rubber保修说明:1 Year * To obtain
warranty service, please directly contact brand's company. Proof of
purchase such as receipt, tax invoice and product package are required
to verify eligibility during warranty period of the product.Youthful
Design Meets Ergonomic ComfortLike a stylish splash of colours, HUAWEI
Band 4 is available in Sakura Pink, Amber Sunrise and Graphite Black.
The 2.5D colourful touch screen offers you with the stunning visual
experience, engaging interface and smart message notification.Every
Unique Side of YouExpress yourself by giving your device as much
personality as you have.HUAWEI Watch Face Store1 offers various watch
faces in different styles of sports, cartoon, intelligence and
hi-technology for your selection. The style changes with your mood.Easy
Charging,Longer UsageFree you from different cables and chargers. The
built-in USB plug of HUAWEI Band 4 fits in general USB chargers so you
charge it anywhere and anytime. A single charge powers the band with
more than 6 days of usage time.Smart Heart Rate TrackingThanks to the
professional optical devices, processing chips and AI algorithm, the
HUAWEI TruSeen™ 3.5 monitors your heart rate with accuracy. It also
provides intelligent reminders via vibrations if your heart rate exceeds
the maximum average heart rate. In the night mode, the invisible light
ensures less distraction for your better sleep.Care For You Better
SleepHealthy sleep is the basis for healthy living. HUAWEI TruSleep™ 2.0
tracks your heart rate during sleep to recognize the four phases and
analyze the sleep quality. More than identifying 6 types of sleep
problems, it also provide suggestions to help you enjoy better sleep.Get
Active. Stay Active.Outdoor / Indoor run, Outdoor / Indoor walk, Outdoor
/ Indoor cycle, Elliptical, Rower, Free training. Conveniently choose
exercises from nine modes and track your workouts. HUAWEI Band 4
provides detailed data results like heart rate, heart rate zone, steps,
distance, speed, calories and more. So you can adjust yourself for
better exercising or training.Life Assistant on Your WristNotifications
of any messages or phone calls, Find My phone, Remote Shutter, all with
a touch of your finger to your wrist. Live an efficient life with HUAWEI
Band 4SpecificationsDISPLAY :• TFT colour screen• Resolution: 80 x 160
pixels• Size: 0.96 inchesMICROPROCESSOR : Apollo 3OPERATING SYSTEM : •
Android 4.4 or later• iOS 9.0 or laterSENSORS :• 3-axis acceleration
sensor• Infrared wear sensor• Optical heart rate sensorBATTERY : •
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.*Typical value.
Actual capacity may vary slightly.This capacity is the nominal battery
capacity. The actual battery capacity for each individual phone may be
slightly above or below the nominal battery capacity.ENVIRONMENT :
Ambient operating temperature: -10 °C – +45 °CBLUETOOTH :• Bluetooth
frequency: 2.4 GHz• Bluetooth 4.2CHARGING PORT : USB charging portWATER
RESISTANCE : 5ATMSTORAGE :• ROM: 384 KB• ROM: 1 MB• Flash: 32 MBBUTTON
CONTROL : Full screen touch + Home keyIN THE BOX• Huawei Band 4• Quick
start guide, safety information, and warranty card