*S$28 for Silver model
*S$30 for Orange model

Bong 2S Main Features 
*Waterpoof (IP67)
*10-40 DAYs battery life
*Sleep-cycle smart alarm
*Fitness monitor & sleep tracker
*Passometer & incoming call alert (bluetooth 4 version)
*Unlock Meizu phone without a password
*Real time Monitoring of heart rate
*15g Light weight with CNC metal body and high quality TPU strap
 
Functions:
Heart rate sensor
Fitness mode
Pedometer
Sleep tracker
Call alert
Alarm clock
Wechat sports
Long time standby
Waterproof
Digital Pet
Data & Sleep analysis & recommendation 
http://v.qq.com/page/h/d/p/h0175m59tdp.html

Compatibility:
Requires Bluetooth 4, Android 4.3 and above (with sufficient  memory and storage for budget phone) , IOS 8.0 and Above

Availability: Silver & Orange -limited stock 

Package list:
1 X bong 2s
1 X USB Charger 
1 X Manual

Warranty : 1 week
Refund : No
Exchange : No

Singpost normal mail add S$2 (as no tracking possible, seller not liable for lost and damage of the product in the transit)