D21 Smart Bluetooth Bracelet with Sleep Heart Rate Tester Health Monitor Functions

Price:
US$22.96

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The product you want to order is in stock. All orders are delivered within 24 hours after they are placed.

D21 Smart Bluetooth Bracelet with Sleep Heart Rate Tester Health Monitor Functions

 

Specifications:
Chip: nRF51822 ( Cortex M0 16MHz)
RAM: 256K
Acceleration sensor: triaxial acceleration sensor
Heart sensor: Green light static state
Display screen: OLED 0.66", 64×48 Dots
Motor: cylindricality shakes motor
Press: touch screen
Battery: 80mAh
Color: Black, White, Pink, Purple

 

Package Content:
1 x Smart Bluetooth Bracelet
1 x Chinese and English Manual
1 x Charging Clip

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The product you want to order is in stock. All orders are delivered within 24 hours after they are placed.