Features:1.It applies mobile products to supporting the use, and suitable for outdoor work environments2.Small in size,light weight,reliable performance,simple to connect, easy to use3.Low operating costs(No Ribbons or ink cartridges)4.High-speed , long life-span and high quality . Suitable for all types of commercial retail POS systems5.Multi-Function: Practical thermals printer that can help to print errors, work plans, shopping lists, photos, memo, receipt, labels, tag, etc. One-click printing to improve work and study efficiency.6.Wireless connection: Support connect with app (walkprint) by BT, compatible with Android and iOS systems. With quick recognition function, you can get text content by taking pictures.Notice:Actual color may be slightly different from the image due to different monitor and light effectPlease allow 1-3cm deviation due to manual measurementDescription:c17:Printing parameters: 200DPIPrinting method: thermals inkless black and white printingBattery capacity: 800 mAhs 7.4V lithiums battery 2A chargingPrinting paper: 57x30mm need to purchase original printing paper for easy replacementConnection method: BT wireless inkless black and white printingFactory standard configuration: host + charging + manual + certificate + printing 1 rollProduct size: 808035MM about 250gC9:Printing parameters: 200DPIPrinting method: thermals inkless black and whiteBattery capacity: 800 mAhs 7.4V lithiums battery 2A chargingPrinting paper: 57x30mm need to purchase printing paper for easy replacementConnection method: BT wireless inkless black and white printingFactory standard configuration: host + charging cable + manual + certificate + 1 roll of printing paperProduct size: 110X80x30MMSingle weight: about 256gC13:Printing parameters: 200DPIPrinting method: thermals inkless black and white printingBattery capacity: 800 mAhs 7.4V lithiums battery 2A chargingPrinting paper: 57x30mm, E is needed for easy replacementConnection method: BT wireless inkless black and white printingFactory standard configuration: host + charging cable + manual + certificate + printing 1 rollProduct size: 8080x35M about 250gC15:Printing parameters: 200DPIPrinting method: thermals inkless black and white printingBattery capacity: 800 mAhs 7.4V lithiums battery 2A chargingPrinting paper: 57x30mm need to purchase original printing paperConnection method: BT wireless inkless black and white printingFactory standard configuration: host + charging cable + manual + certificate + 1 roll of printing paperProduct size: 808035MM about 240gPrinting paper size: 25*57mmNotice:C9/C13/C15/C17 Printer Optional but not including printing paper. Printer shall work with printing paper, we offer Printing Paper choice ( 5pcs), highly recommended includes:Choice 1: 1 x Printer (C9/C13/C15/C17 Optional)Choice 2: 5 x Printing Paper( Printing Paper only, not including printer)