Types: Desktop Calculator 
Color: black
Detail:>12-Digit 120 STEPS Check & Correct Calculator 
       DUAL POWER SUPPLY
       Durable Plastic Key
       METAL COVER
Size:  175*128*45mm
Carton: 10/40pcs (G/B)
Weight: 206g
Measurements: 490*315*420mm
battery specification：AA*1