??Durable Cost Saving?This sticker printer works with any thermal direct label including free UPS labels,save hundreds of dollars on label costs,NO toner or ink needed,forget the highly over-priced proprietary labels,it can non-stop working 12 hours or longer and stably print labels up to 600,000 PCS till print head life end ??150MM/S High-Speed High Resolution?This label printer applies newest thin-film direct thermal printing technology,making the printing speed more faster and stable,high printing quality with 203dpi(8dots/mm) resolution,supports printing labels from 2''(50mm)-4.65''(118mm) width,external paper roll Max OD 5''(127mm).150mm/s high speed printing(one shipping label per second)-low noise-up to 6 IPs,barcode with Code 39, Code 93, Code 128UCC,Code 128 subset A, B, C and QR Code ??Widely Use Multi-System Compatible?This shipping label printer compatible with all major shipping platforms including Stamps, Endicia Dazzle, ShipStation, ShippingEasy, Shippo, ShipWorks, Ordoro and e-commerce platforms including Shopify, Etsy,, Amazon, and others. Prints at quality required by USPS, UPS, Fedex, DHL, and other major couriers, suite for 4" x 6" shipping labels, warehouse labels, barcode labels, product labels, address labels, ID labels, market labels,etc. ??Awesome Functions?This label stickers with auto label detection and error reprint technology. resident fonts with Full ASCII 816, 1224 bitmap fonts, up to 10 times enlarge, 4 directional rotation ?Compatible with Windows (2000 and newer) ,Mac (10.9 and newer) ,and LINUX