Biometrics is the technical term for body measurements and calculations. It refers to metrics related to human characteristics. Biometrics authentication (or realistic authentication) is used in computer science as a form of identification and access control. It is also used to identify individuals in groups that are under surveillance. Source: wikipedia
We can use the gym people's body measurements such as finger print to track them when they entered, how much time they spent etc.
ESSL X990 one of the best used bio-metri device supports Access Card, Thumb, Door-lock systems. Easily available in the market and easy installation.
We recommend to consult local persons to buy the hardware or visit ESSL Website for phone number can be directly reached. We aren't dealing with Hardware systems.
It's very easy get install from your local persons. Ask to install the default ESSL Software given by them which is very useful. Also, get the IP and PORT configured int he device
Once the installation done, give us a call, we will install a piece of software that directly connects your local machine with the online softare.