Size Chart: Total Height: 12.7cm/5.00inchWidths: 3.7cm/1.46inch, 2.5cm/0.98inch Package Includes: 1 Piece Hidden Door Hinge Note: Please allow slightly errors due to manual measurement and different monitors.Buyer Questions & Answers (4) Where could I use this item? This item is suitable fo...
an ammeter that measures a value of a current flowing between the two dissimilar metals; a switch that opens or closes an electric circuit connecting the two dissimilar metals to the ammeter; and a control device that transmits an instruction to turn on the switch only during measurement of th...