Condition: New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is ... Read more Brand: Unbranded/Generic Display: FSTN / full view MPN: Does Not Apply Battery: CR2032 (Japan) Model: EX18 Normal use time: About 8 months Operating System: EX WATCH 1.0 Energy saving mode use time: About 12 months Compatible Operating System: Android, iOS-Apple Features: Bluetooth Enabled, Sleep monitor, time display, Information reminder Case Material: Stainless Steel Strap size: International standard Band Color: Multi-Color UPC: Does not apply Bluetooth Version: BT4.0 Features: Full time display: 1) Always on display: week, time?H- M- S) 2) Date: will show when press S3 button. 3) Time format: 12/24 hours 4) The watch will automatically sync time date of phone after BT connection via phone APP. Alarm and Stopwatch: You can set 1 alarm on EX watch and set 3 alarms via phone APP. Stopwatch can support for subsection timer and background running timer. Walk/sport monitoring: Walking step counting (steps), Energy consumption (calories), walking distance (km).24 hours full time monitoring. Movement data storing: Movement data can be saved on watch for 21 days, it can be saved on cloud server permanently after uploading, and also it could be accessed by phone or tablet APP at any time. Sharing with friends worldwide: The APP and background server support global network, you could share with friends worldwide and check ranking. Information reminder: After BT connection with phone via APP, the watch will remind you timely about incoming call, SMS, Twitter, Facebook, WhatsApp, Skype etc. message in the form of buzzer sound. Remote camera After BT connection with phone via APP, launch phone camera from APP, and then press S1 button as shutter to take photo. BT on / off shortcuts: Long press S1 button to turn on /off BT function on watch. Luminous dial: Under poor lighting condition, click the S1 button to turn on the luminous dial (which will last for 2 seconds after each click). Low power reminder: When the watch battery is low (Voltage 2.4V), low power icon will be flickering to remind you to replace new battery timely. It uses standard size CR2032 Battery, easy for buying changing. Package: 1*smart bracelet 1*user manual