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D21 Bluetooth Smart Watch GSM SmartWatch For Android And iPhone

$54.63 $27.00




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Main Features:
• nRF51822 chip and Bluetooth 4.0 technology: Adopt nRF51822 chip and Bluetooth 4.0 technology that it can quickly and efficiently meet the needs of your life.
• Heart rate monitor: Give you the accurate real-time feedback, let you keep fit easily.
• Sleep monitor / Sedentary reminder / Pedometer: Take care of your health, monitor your sleep, remind you to have a rest and track your sports.
• Distance measurement: Measure your daily walking distance precisely.
• Calorie consumption management: Calculate the consumption of calorie, record the daily burned calorie.
• Call / SMS reminder: When a call or message is coming, you can check it without taking out of your mobile phone.
Bluetooth Version: Bluetooth 4.0
Built-in chip type: NRF51822
IP rating: Life water resistance
Waterproof: Yes
Alert type: Ring,Vibration
Bluetooth calling: Phone call reminder
Health tracker: Heart rate monitor,Pedometer,Sedentary reminder,Sleep monitor
Messaging: Message reminder
Other Function: Alarm
Screen: OLED
Screen resolution: 64 x 48
Screen size: 0.66 inch
Operating mode: Touch Screen
Battery Capacity: 80mAh
Charging Time: About 60mins
Standby time: 3-4 days
Type of battery: Polymer battery
People: Female table,Male table
Band material: Silicone
Case material: Stainless Steel
Shape of the dial: Rectangle
Available Color: Black,Pink,Purple,White
Compatability: Android 4.3, iOS 7.0 and above system
Compatible OS: Android,IOS
Language: English,Simplified Chinese,Traditional Chinese
Dial size: 4.53 x 2.40 x 1.23 cm / 1.78 x 0.94 x 0.48 inches
Package size (L x W x H): 15.40 x 8.80 x 3.10 cm / 6.06 x 3.46 x 1.22 inches
Package weight: 0.169 kg
Product size (L x W x H): 12.50 x 2.40 x 1.23 cm / 4.92 x 0.94 x 0.48 inches
Band size: 12.50 x 0.95 cm / 4.92 x 0.37 inches
Package Contents: 1 x Smart Watch, 1 x Chinese and English Manual, 1 x Charging Clip