This app will collect temperature data from sensors installed in a facility and allow the user to view the collected data as a graph or in a table. The app should be able to do the following: 1. Scan and detect the devices in the vicinity, excluding those not related to the app. 2. Provide access control 3. Downloaded data should be viewable in a table format and as graph 4. Data collected should be synced with web server. 5. Data collected should be exportable as a pdf document via email Please provide total expected cost and the duration.