Features: With Bluetooth function, supports Android, iOS, and Windows, allowing wireless printing from your device. Direct thermal printer design ensures quiet and fast operation while saving energy. Efficient and clear printing with a speed of up to 80mm/s. Built-in 1500mAh rechargeable lithium-ion battery provides up to 8 hours of continuous use and can be powered by a power bank. Compact size and lightweight for easy portability. Designed for outdoor use, ideal for printing taxi receipts, parking tickets, delivery invoices, restaurant orders, ticket sales, and more. Specifications: Color: Orange, Blue (Optional) Print Method: Thermal line printing Bluetooth Version: 4.0 Battery: 7.4V, 1500mAh Charging Time: 2–4 hours Standby Time: 100 hours Print Speed: 50–80mm/s Resolution: 203dpi (8 dots/mm) Paper Type: Thermal paper Paper Thickness: 0.05–0.10mm Paper Width: 57mm ± 0.5mm Print Width: 48mm ± 0.5mm Rolling Paper Diameter: ≤40mm Barcode Types: UPC-A, UPC-E, EAN-13, EAN-8, CODE39, ITF25, CODABAR, CODE93, CODE128, QR code, PDF417 Working Temperature: -10°C to 50°C Storage Temperature: -20°C to 70°C Supported Image Formats: JPG, BMP, TIF, JPEG, etc. Supported Systems: Android, iOS, Windows (via USB) Item Size: 12 x 7.5 x 5cm / 4.7 x 2.9 x 2in Item Weight: 210g / 7.4oz Note: Download a compatible printing app before use. The recommended app is dlabel, available on the App Store and Google Play. Open the app and connect the printer via Bluetooth to begin printing. Package List: 1 x Printer 1 x Type-C Cable 1 x User Manual (English)