115plus 0.96inch IPS Color Smart Watch Bracelet Rate Monitor- Bluetooth LE 4.0 Features Android requirement：Android 4.4 above iOS requirement：iOS 9.0 above Pedometer：Steps taken Distance traveled and Calories burned Sleep Monitor;Provide the hours slept and quality of sleep stats Reminders:Incoming call namesupport Notification Support :Wechat QQ Facebook- TWITTER- WhatsApp Skype Instagram and so on Home Skins:3 skins by mobile phone OTA Upgrad:upgrade firmware via app Languages:Firmware：English,Chinese,Korean,Spanish,Japanese,French, German,Russian,Arabic App: English,Chinese Simple,Chinese traditional,English, German,Spanish,Japanese,French, Italian,Russian,Arabic, Portuguese Weight:22.1g Length:235mm Strap Material:Silica gel Button Material:aluminium alloy Bluetooth Bluetooth LE 4.0 Water Proof:IP67 Battery:90mAh Standby：7 days Hardware Description MCU：NRF51822 QFAC Accelerometer:3D accelerated ROHMS Displa scree：IPS Size 0.96’ Resolution ：160x80 Interactive Mode：single touch- Charging USB charger Motor：support Optical：Red+Green module Supports dynamic continuous, Package Includes: 1 * smart bracelet 1 * instructions