Portable traffic signals working on radio communication (RF), With Vehicle Detection through Radar or Video vehicle detection multiple timing plans and manual operation. The entire intersection signaling communicates on wireless media. Specially Designed for Construction / Traffic Diversion Site. Master Controller and up to 15 Slave Controllers. No Road Cutting required for Hume pipes/signal cable. Uses unlicensed 2.4GHz Band. Optimized Solar Power. 12V DC or 24V DC operation. Centrally Controlled Software monitors inbuilt hardware conflict. Vehicle Detection / Classification Software. Solar Powered or Direct Battery Operation without Charging up to 7 days. Mode of operations: Pre – timed, Vehicle Actuated, ATCS (Centrally Controlled), Hurry call , Manual Operation and Forced flash. Self – diagnosis on Power up and run time. Green Conflict Monitoring, Lamp failure / short circuit monitoring and Fallback on secondary frequency in case of wireless signal jam.