Model: A1 CPU: Didlog 14580 Sensor: Gravity Sensor Smartphone OS Compatibility: Android 4.3 or above, i OS 7.0 or above Bluetooth: 4.0 RAM: 16KB ROM: 256KB Standby Time: About 20 days Battery Type: Rechargeable Lithium Polymer Battery Charger: Point-contact Charging Waterproof Rating: IP67
Features: Bluetooth, Pedometer, Alarm Clock, Call Reminder, SMS Reminder, Sleep Monitor Language: Chinese, English Case
Material: Alloy ? Case
Colour: Silver Band
Material: TPSIV Band
Colour: Black Net weight: 25 g / 0.88 oz