📷 RV Tripod Camera Photo Frame Bubble Spirit Level - Mini 30mmx9mm Inclinometer for Telescope, Measuring Instruments and Layout Tools Review

As many other reviews have pointed out, all of these things read differently when placed side by side on a smooth, flat surface. Not recommended if you need precision.

I use these to measure the height of the table I use to make my resin crafts. They are small and work perfectly. I can take them with me when installing at the mall to make sure everything is even. Good product.

Ordered 4 spirit levels, one of them has no liquid and the white paper is thin, you need to shape the whole firmly, not just use white paper as a base, that's typical cheap Chinese mentality just wanted to ask her how much can be saved in cost?

the stick on the back could be detached from the instrument itself. When I tried it it opened up the entire back of the layers and revealed the layers. at that time it was practically uncalibrated. I used double sided tape to attach it but it's not as accurate as it should be.

You are not right or correct while going through the level. I compared them to 3 other known true planes and they were both off. They don't even match. One is close to level and the other is just stupidly off. Don't waste money and time. Revane should know they're junk because they wouldn't even return them when I reclaimed them. Just a direct return with no refund.

This is my second set. I had to return the first set because one ran out of liquid at the top. For some strange reason they wanted to be sent back instead of just letting me throw them away. Eventually the second set popped up and I attached (or tried) it to my drill and impact driver. You don't stay. Any bump generally knocks them off their feet. No matter how slippery the material on the backing is, double-sided tape doesn't stick well. The times I could hold it on long enough to check the…