ITEM NAME:W5 Smart Bracelet LED Pedometer Sleep Monitoring Smart Bracelet Silicone Wr G8I8 W5 Smart Bracelet LED Pedometer Sleep Monitoring Smart Bracelet Silicone Wr G8I8 1. 3D pedometer function, record your step, distance and calories burned 2. The monitoring function of the day before, you can check the quality of your sleep at any time 3. Built-in polymer rechargeable battery, you can connect the USB port to recharge it 4. Display time / date, you can adjust the time in synchronization of the computer 5. Shows you the temperature in real time, with vibration alarm clock, convenient to use Colour: Red Model: W5 Material: silica gel Size: 255 * 16 * 9.2mm Display: LED screen Data transmission: USB port Data memory: Can store about 120 hours continuously the given steps Step Display: 0-9999 steps Voltage: DC-5V The package contains: 1 x Smart Bracelet 1 x USB charger 1 x User Manual Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.