4. Easy to Attach: After turning on the switch, it can be easily attached to the powders wall, wood grain , on smooth surfaces, it can hold even when the switch is turned off. 2. A Healthier Use Experience: With this tool, the wall drilling construction is easier, dust 't fly around while drilling, and you 't be inhaling that dust, and give you a better using experience. Features: 1. 2 In 1 Functions: This electric suction vacuum drilling dust collector not only can be used as the dust collector, but also can be used as the laser level. 3. With the laser level and 2 horizontal bubbles, the laser can be adjusted 360° freely according to your needs. This function can be used for advertising, furniture installation, decoration construction, line positioning, etc. 5. Detachable Design: The dust collector can be easily disassembled, and you can cleaning up the dust inside in time., Manufacturer: Jnchdghwa