Waterproof fitness smart watch for android IOS with SDK

  Waterproof fitness smart watch for android IOS with SDK FEATURES: Bluetooth 4.0 Low Energy Transmission Phone incoming Call & SMS Notification, whatsapp, Skype,wechat message reading Sleep Monitor Step, Distance,Calorie Counter iOS8.0 & Android 4.4 Support Wrist Activity Tracker Vibration Alarm OLED Ultra-Bright Display  Rechargeable Lithium-ion Battery with 14 days standby time. SPECIFICATIONS of Bluetooth Bracelet Watch:  

Bluetooth Version	4.0
Bluetooth IC	NRF51822
MCU	Renesa Electronical made in Japan
G-Sensor	Bosch Germany
Memory IC	FM24C256A, 256KB, 15 days memory
Charging  management IC	SANYO made in Japan
Battert Type	rechargable Lithum battery
Battery Capability	70mAh, 15 days standby time
Charging time	60-90 mintues
Waterproof	IPX4, sweat/rain/water-drop proof
Button type	one press button
Display Size	OLED 0.91''
Product Size	29.8*25.5g
Band length	Adjustable 145-195mm
Weight	25g
Warranty	12 months

          Factory information:              

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Product Categories : Basic Activity Tracker > W301