8-Digit display ruler calculator 1.Size: 310*52*12mm 2.20cm scale 3.with quartz clock 30cm Ruler Calculator with Quartz Clock18-Digit display calculator2.with quartz clock3.20cm scale4.Power: supply:battery5.Material: ABS Packing:1pc/pp bag/white paper box, 100pcs/ctnCtn size: 38*32.5*25cm, NW.:12.2kg, G.W:12.7kg