All   what   you   have   to   do   is   to   place   the   PolyGate   nearby   devices. This gateway allows to send real-time sensor’s data  and store the information for compliance reporting so no more manual logs after that.  It’s able to  link a series   of   devices,   then,   it   establishes   the   transmission   of   data   to     an application on the user’s smartphone or  web server even if he is miles away.The PolyGate is designed to combine performance, efficiency and simplicity and makes tasks simpler and very easier.  It allows you to control and to take measurements of the connected devices at all anytime, anywhere, through the mobile APP. When the Gateway   detects a suspicious activity, you will receive   a     notification   in   time,   on   your   smartphone,   helping   to   analyze situations. Reliable and easy to use, the Gateway, from its start-up setting, is easy taints all and does not require any special intervention, auxiliary installation or accessory. It is also very versatile and can be connected up to 20 devices.  Losing   data   is   stressful,   no   matter   what   the   situation.   The   Gateway   is provided   with   an   SD   Card   (Secure   Digital   Card)   to   store   and   transfert additional amounts of information. Besides,   to assure the authenticity and security of data, the Blockchain technology is used.The  IoT  Gateway  System    is  water-resistant  and  can  be   placed  any where indoors or outdoors. It contains a lithium battery that can be recharged.   A solar panel can be provided to power the Gateway’s battery so that it can operate autonomously.