Does this include heart rate feature and calories meter as these things are not mentioned in the features?  

I am still waiting for my  order  AA18H02M4620-1WDIKJ

Does the door bell works with battery or plug into electricity? S1865GY-EU

The tracking  doesn’t work can you tell me tracking information?

Hello! Is this product  good for the xiaomi notebook pro 15.6? V4927

Can pictures be taken without the phone? J2994S

BN18H04R1442-CI8EGC Hi ,could you please check to see where my order is ? thank you

Hi, does this charge LEAD ACID batteries please ?RM4765EU

Hello！ Until now it have not delivered yet.  Order No.: AA18G18K0853-3L9ZYC

Could this be mounted to a wall with velcro or command strips in the back? Not sure if it needs to lie flat with the fan in it or if the vents are in