DBPOWER Wired USB Automatic Barcode Scanner Scanning Barcode Bar-code Reader 32 ARM CPU 200 scans/sec--Black Weight:130g; Very light, not tired for holding a long time. Laser Life: 10,000 hours 32 ARM high-speed CPU,Decoding speed: 200 scans / sec. Rugged construction,Laser Life: 10,000 hours. Free trial for 30 days, If you don't like it, just return for a refund. it's really worth a try.