supply of supply, testing and commissioning of roof image capturingsupply, testing and commissioning of roof image capturing,supply, testing and commissioning of roof image capturing device with screen quad copter, maximum range with 40 00 meters, battery 3850 mah, frequency at 2.4 ghz, camera resolution above 12.0 mp, video recording resolution h.264/h.265wit h 4k.including other accessories like intelligent flight battery, charger, power cable, glimbal clamp, micro sd card (32gb), micro u sb cable etc. the detail specification as per annexure enclosed. make: dji mini 4 pro (or) equivalent. [ warranty period: 12 mont hs after the date of delivery ] ]