Apple MI Certified; Scanner automatically connects to the last device or computer it paired and connected to; Lanyard or a belt clip for convenient access are sold separate; Weighing only 1.7 oz. (48 g), its the lightest barcode scanner on the market that can be attached to a smartphone in a sled-type scanning solution; Can be used with different devices of varying shapes and sizes (even tablets! and can be used either attached or detached from the host device.