The Wasp WLR8950 SBR extended range laser aiming barcode scanner has it all: it's faster, reliable, cost effective & easy to use. It features SBR (Screen Barcode Readable) laser based technology which makes it capable of reading on screen barcodes of smart phones & tablets, & since it has no moving parts, it is more durable than the traditional laser barcode scanner. The SBR technology used in the WLR8950 is also safe for human eyes.