Description: 100% Brand new and high quanlity One start/stop botton, one reset botton Great teaching aid and experiment instrument Size(L x W x H): 8.5 x 4 x 10 cm/ 3.35 x 1.57 x 3.94 inch Material: Iron Package Includes: 1 x Stopwatch Note: Due to the manual measurement, please allow 1-2mm differences in size. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand
