Explorer LR 4 O4 PRO Sub250 4K/1080P Micro Long Range Drone with a long range and weighing less than 250 grams, equipped with the O4 Pro camera and ELRS receiver. Price: 1800 SAR, which includes the complete drone with the ELRS receiver and the O4 Pro camera. Adding GPS: an additional 100 SAR. Battery price: 120 SAR.