Specification
Brand:		Zeblaze
Model Number:		Crystal 2
Sensor:		Heart-rate monitor,Proximity sensor,Accelerometer
Touch Screen:		1.29” IPS Color Screen
Resolution:		240 x 240
bluetooth Version:		BT 4.0 or above
Battery Capacity:		180 mAh
Standby Time:		about 168 hours
Using Time:		about 96 hours
Charging Time:		about 1.5 hours (Use a 5V USB adapter to charge at least 1.5 hours for full charging)
Features
Call Reminder	Support	Message Reminder	Support
Step,Pedometre	Support	Schedule Reminder	/
Distance	Support	Heart Rate Monitor	Support
Calories Measuring	Support	Blood Pressure Monitor	/
Stopwatch	Support	Sedentary Reminder	Support
Alarm Alert	Support	Remote Camera	Support
Anti-lost Alert	Support	Alert Type	Vibration
Always Light-up Screen	/	Water Resistance	IP67 Waterproof.
Phone Asistance
APP Name:	WearHealth	APP Language:	English,Português(Brasil),русский,    Português(Portuguesa),Español, Polish  Italiano,Français,Deutsch,???,日本語
Android Phone:	Support Android 4.4 or above Phone	IOS Phone:	Support IOS 8.0 or above Phone
Appearance & Details
Dial Case Material:	Alloy	Band Material:	Silicone
Dial Diameter:	about 42 mm	Band Width	about 20 mm
Dial Thickness	about 10.3 mm	Band Length	about 210 mm
Package Included:		1 X Smart Wristband
		1 X User Manual
		1 X Charge Cable
Notice:
1.Please install the apk/app firstly before purchase,in order to avoid not compatible with your phone.
2.The picture is only for reference,please consider carefully before purchase.

Q & A:

Q1.Is it waterproof ?
A1.It’s IP67 waterproof.

Q2.What is the APP?
A2.WearHealth.
 
Q3.Can i change the strap of the smart watch?
A3.Yes.With 20mm universal strap it can be easily disassembled.