Device Type: Handheld Thermal Transfer Label Printer (Physical Keyboard Model) Brand/Model: Puty PT-118S Video Output: N/A (not a video device; features an LCD display for text editing/preview) Data Ports: 1× USB Interface (keyboard version); Bluetooth 4.0 (separate app-based variant) Printing Specifications: Print Method: Thermal Transfer (keyboard version) or Direct Thermal (Bluetooth/App version) Resolution: 203 dpi (official spec; some listings state 180 dpi) Effective Print Width: 9 mm Supported Tape Widths: 6 mm, 9 mm, 12 mm Max Print Width: 12 mm Print Speed: 20 mm/s Supported Print Lines: 1–4 lines Printing Features: Continuous printing, serial number printing, mirror printing, 1D & 2D barcode printing, auto numbering, vertical printing, multiple fonts/sizes/symbols/frames, memory for up to 9 labels User Interface: Built-in full QWERTY physical keyboard; large LCD display for direct onsite text editing and preview without a phone Power & Physical (Keyboard Version): Power Source: 6× AAA batteries or optional AC adapter (not always included) Dimensions (W×D×H): 172 × 100 × 58 mm Weight: Approx. 400 g (without batteries/tape) Cutter: Press-type manual cutting Key Specs: Puty PT-118S Handheld Thermal Transfer Label Printer, 203 dpi, 6/9/12mm Tape Widths, 9mm Print Width, 20mm/s Speed, QWERTY Keyboard + LCD, USB (Keyboard Version), 1D/2D Barcodes, Serial/Mirror Printing, 6× AAA Battery, 400g Usage: Electrical Cable & Wire Marking, Control Cabinet Identification, Field Maintenance Labeling, Warehouse & Inventory Tags, Equipment Asset Tags, Industrial On-Site Marking, Home & Office Organization