About this item Long Working: Equipped With 1500Mah Large-Capacity Rechargeable Battery. Direct Thermal Receipt Printers Use Thermal Print Head Instead Of Ink, No Ribbon Or Cartridge Are Required Mobile Printing:Need Connect The Printe-R In The Phone App. Fashion Mini Portable Design, Convenient For A Variety Of Occasions Especially For Outdoor Working Environments. Especially For Outdoor Working Environments. You Can Put It In Your Pocket Software Compatibility: 58Mm Receipt Printe-R Compatible With Esc / Pos Print Instruction Set. You Can Find This 58Mm Thermal Printe-R Device Directly In Above Pos System, Doesn’T Matter If You Can’T Find It In Your Smartphone’S Bluetooth Setting Premium Performance: Maximum Printing Speed Up To 80Mm/S, 203 Dpi Resolution Provides Clear Printing Contents And Supports Printing Barcode, Q-R Code, Log-O. Mini Portable Receipt Printe-R Equipped With 1500Mah Battery Which Can Be Charged By Power Bank, Compact Size Designed Makes It Easy To Carry, It’S A Good Choice For Your Cashless Business Cost Effective＆Convenient: Bluetooth Thermal Receipt Printe-R Doesn’T Need Any Ink And Toner, Effectively Reduce Unnecessary Expenses, Widely Be Used In Restaurants, Retail, Pizza Shop, Bakery-, Cafe Shop, Etc Item Weight : 120.0 Grams Resolution: 203 X 203 Dpi