Unique bubble tool known as water level, spirit level, circular or slope measurement.

Best and unique level tool. Also known as water level, bubble level, spirit level, circular level, slope measurement. Spirit level with bubble level. It is extremely precision level tool. You can calibrate value in any time. Our level measuring tool works by your smartphone's acceleration sensor. This is a necessary tool in interior decoration. And promtly necessary tool for a field of any construction works. Made for easy, one-hand and convenient usage. We proud of this slope measurement tool. And we wish you a successful measurement with our product!