Since the sign is relatively small jewelry, so use commercial grade printer can be. The following is a sign of the printer for printing jewelry small series is recommended. GODEX EZ-1100plus Specifications: Print Method Direct Thermal / thermal transfer bar code printer resolution 203dpi print speed print width 25-104 50.8-101.6 maximum print length 1727mm width 25-118 tag label ribbon thickness 0.06-0.3mm length 300000mm Ribbon width 30-110 4MB Memory Interface Type Parallel Port (parallel port), Parallel Port (parallel port), USB Character Set Int "l standard character set fonts built-in 11 kinds of Windows bitmap font (6,8,10,12, 14,18,24,30 points, 16 × 26 points, OCR A @ B, can put 8 times horizontally and vertically, and supports eight rotational direction, the built-in vector fonts (TTF), and supports four kinds of rotation (0,90 , 180, 270) direction other parameters: Optional accessories No supply voltage 100-240 Power frequency 50-60 environment parameters: temperature (℃) 5-40 Operating humidity 30-85% Storage Temperature (℃) -20-50 storage humidity 10-90% Appearance parameters: Color white Weight 2.8kg Size 285 × 226 × 172 Length (mm) 285 Width (mm) 226