Small size and light weight Dustproof and waterproof buttons No complicated wiring harness in the body Simple and easy to operate operation panel Dynamic display of test parameters on the screen Name: Multi-function Refrigerator Tester Voltage: 110-240V universal Functions: 11 kinds Note: Please check as much as possible to make sure the item is what you need. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Colour:Photo Color Material:plastic Package Contents: 1 x Refrigerator Tester Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.