Specifications:
Chip: nRF51822
Memory: 64MB + 64MB
Screen size: 0.86 inch OLED
Lithium battery: 50mAh lithium battery (built-in)
Charging time: about 1h
Standby time: about 7 days
Input voltage: DC 5V
Interface type: USB port
Bluetooth version: 4.0
Bluetooth distance: less than 10 meters
Waterproof rating: IP67
Languages supported: English / French / Spanish / Portuguese / Italian / German / Czech / Dutch / Hungarian / Turkish / Russian / Hebrew
Button operation: touch
Product features: call reminder, information reminder, sedentary reminder, anti-lost reminder, target completion reminder, low battery power reminder, pedometer, sleep monitoring
Mobile phone system: support for iOS7 and above / Androld 4.3 and above systems
Color: black / blue
Material: metal + TPU + plastic
Product size: 25 x 1.6 x 1.1CM (L x W x H)
Notice:
1. Please allow 1-3 cm tolerance due to manual measurement.
2. Different displays show the same picture may be slightly differences.
Thx for your understanding. :)