- Make sure this fits by entering your model number.
- ☀【SEE YOU EVERY HEART BEAT】The automatic measurement of the heart beat, without the need to open the APP whenever and wherever possible measurement, full power monitoring of 8 consecutive days
- ☀【0.96 INCH BIG SCREEN VIEW INFORMATION】 See your activity and time with a 0.96″ OLED screen, automatically lights up and shows step number when turned over. Bluetooth is connected, it will silently vibrate to inform you of new messages, SMS, Facebook, Twitter, WhatsApp, Wechat, and incoming calls.
- ☀【4 TYPES TIME INTERFACE TO CHOOSE】Long press the fitness tracker’s touch key 3 seconds to permutable 4 types time modes, you could choose the one you like or you accustomed.
- ☀【EASY TO CHARGING】Built-in USB simplifies the way you charge BY1 Fitness tracker, simply connect to any universal power adapter, PC or power bank without requiring particular adapter.
- ☀【SATISFACTION GUARANTEED】7*24 online support standing by, RISK -FREE 100% money-back guarantee, 3 Months Replacement Warranty and lifetime technical support
This fits your .
fitness tracker1