Compatible system:iOS (Version 9 onwards) & Android (Version 4.4 onwards)

Function:Heart rate. Heart rate variability (HRV). Blood pressure. Respiratory guidance. Step counter. Sleep monitoring. Alarm reminder. Various alternative watch faces available from App. Ultraviolet light. Multiple sports modes: walking, running, cycling, hiking, football, basketball.

App language:Russian, German, Italian, Japanese, French, Simplified Chinese, Traditional Chinese, English, French

Device supported language:According to the language of connected phone

Wheather built-in GPS:no

Bluetooth:4.2

Waterproof:IP68 – up to 10 m

Screen size:1.14

Screen Resolution:135*240

Screen type:TFT /IPS color screen

Screen material:PC plastic

Product adjustable minimum inner diameter:32mm

Product adjustable maximum inner diameter:65mm

Applicable wrist size range:35~60mm

Total length of wristband:248mm

Wristband material:TPU

Battery Type:Lithium battery

Battery capacity:120MAH

Charge levels:Standby for 20 days. Normal connection for 5-7 days depending on use

Charging method:USB          

Charging time:Around 2h

Exchange/Refund policy

Once the original packaging has been opened we are not able to exchange or refund this item, unless faulty.