Are flying robots the perfect co-workers?

By Sophie Morlin-Yron, for CNN

Updated 0833 GMT (1633 HKT) May 12, 2016

The South African start-up Drone Scan are working on a device which they believe will revolutionize the lives of warehouse workers worldwide.
Photos: The robots that could give you back your weekend
The South African start-up Drone Scan are working on a device which they believe will revolutionize the lives of warehouse workers worldwide.
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Drone Scan is a device attached to a drone and used to scan barcodes. The drones can fly up and down the isles and do the inventory which is traditionally done by men using ladders, forklifts and handheld scanners. Co-founder Jasper Pons says he thinks warehouse workers will love their new assistants. "They are going to say: 'give us the drones and give us back our weekends'."<br />
Photos: The robots that could give you back your weekend
Drone Scan is a device attached to a drone and used to scan barcodes. The drones can fly up and down the isles and do the inventory which is traditionally done by men using ladders, forklifts and handheld scanners. Co-founder Jasper Pons says he thinks warehouse workers will love their new assistants. "They are going to say: 'give us the drones and give us back our weekends'."
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It has a patented indoor navigation system which tracks where it is in the warehouse by measuring its distance from the ground and walls, so when it scans a barcode it can automatically update the records with the exact location of that product.
Photos: The robots that could give you back your weekend