Wearable Bluetooth W18 Walker Healthy Sleep Monitor sports bracelet
Motherboard chip: NRF51822
Sensor: three axis gravity sensor
Language support: Chinese, English + G8
Compatible system requirements: Android4.4 and above system, iOS 7 and above system
Bluetooth version: Bluetooth 4
Bluetooth connection distance: 8-12 meters
Battery capacity: 25mAh
Standby time: 3-5 days
Charging mode: wireless charging
Product size: 30 (wide) *6 (thick) *154-203 (perimeter) mm
Product color: white, pink
Product material: main body: Ceramic
Leather Watchband: PU
Product net weight: about 25.4g
Waterproof coefficient: IPX8
Test authentication: CE, ROHS certification

Product function
Step show: need to even app, in app display
Distance display: need even app, in app display
Heat consumption display: need to even app, in app display
Call reminder: bracelet will vibrate reminder
SMS reminder: bracelet will vibrate reminder
Sleep quality detection: need to even app, in app display
Wireless Bluetooth connectivity: support
Battery charging protection: support
Mobile phone anti lost: support