High Quality UL1439 SET-50 Sharp Edge Tester with a box of the

DIY Supplies : ELECTRICAL Origin : Mainland China SET-50 Sharp Edge Tester Product Explanation: Sharp Edge Tester meets the standard requirement of UL1439, and it is used for testing whether the sharp edge of the electrical products, such as computers, daily household appliances and electronic equipments, is hazardous to user in touchable places. It is used for safety testing. Standard: United States UL-1439 Volume: 184 35 52 mm Weight: 132 g Application Method: 1.Put the pressure testing cap on the tester 2.Put the pressure testing cap closes to the tested edge and move the cap along the tested edge for 2 inches with a 0.68kg force, then return to the starting point. The whole distance will be 4 inches 3.After the movement, check the pressure testing cap. If the outermost 2 layers(the simulative skin) have been scratched off, the edge is considered as the sharp edge.