This sensors clips is an useful helper to use with your refrigeration and air conditioner meter. If you are looking for this accessory, you can have a try. This sensors clips tool can be used with your refrigeration and air conditioner manifold tester. (The tester is NOT included). It is easy to use, insert it into the tester and it can be used normally. This tool can be widely used in your home refrigeration and air conditioner daily maintenance. Portable size and easy to carry, convenient for everyday use. For -330 Temperature measuring clamp --1500 Widely applicable range, can be used for car air conditioning maintenance, home refrigeration, central air conditioning Maintenance of air energy/heat pump unit/display cabinet refrigerator freezer, etc. 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:P o Color Material:plastic Package Contents: 1 Pair x Clips 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.