Smart Wristband Diggro H3 Smart Bracelet Heart Rate Monitor Bluetooth 4.0 Pedometer Sport Fitness Tracker For Android Ios Phone - Wristbands - AliExpress
How to connect to Diggro DB-07 with Bluetooth - YouTube
Diggro Id115hr Bluetooth Smart Bracelet Wristbands Oled Touch Watch Water Resistant Sms/social Notice/calls Reminder For Sport - Wristbands - AliExpress