I'm working on a complete anti-theft security system and automation control system for my Rv. This includes obd II, gps, weather, solar pv, wind generator, gas generator, complete weather station, indoor lighting control, Hvac control, and fire alarm monitoring. Not forgetting Kodi music player, TV control, and Kodi movie player. Also will have distance monitoring front and rear, video backup and security cameras. Needs to be able to work with iPad, iPhone and android phones/ pad. Very ambitious project. Have something's working with esp8266 but want more secure network so looking at flutter wireless.