Here is one of the coolest laser levels money can buy. The M-Cube 02 seemingly defies gravity and helps you align and measure like a pro. The key is 55k pa suction power to adapt to most walls. It keeps your hands free, so you can mark your measurements easily. This tool has a smart vacuum pump that activates based on pressure level. There is also an angle sensor to detect angular movement.
This laser level has a screen that shows pressure level. It also alerts you when it is running low on battery or pressure. You can use the M-Cube 02 on your ceiling too. This gadget also has horizontal and vertical bubbles. You can use it to calculate relative positions, distance between objects and find midpoints. The companion app works on iOS and Android devices. It shows you real-time data from your device.