Vidonn X5 IP67 OLED Bluetooth Smart Wrist Bracelet Sleep Track

Description

Description Three-proof Grade IP67 Screen 0.49' OLED Display BATTERY 40mA Li-polymer Standby time 4 days Blutooth class BT4.0 Charging method Standard USB Dimensions / W x D x H 69.1X15.8X11.2mm Material ABS Plastic+TPU+AL Color black Net Weight 20g Working temperature (-20(Degree sign)C - +45(Degree sign)C Storage temperature (-40(Degree sign)C - +45(Degree sign)C