Size: About 5..2x1.5CM Capacity: 150 mah lithium battery Charging: 5V/1A Charging: 2 hours, Endurance: 8 hours Weight: 21g Green light to display dust Waterproof and Long-lasting battery life Stable and will not fall off Universal for vacuum cleaners and floor scrubbers Colour:Black Material:ABS Package Contents: 2 x Vacuum cleaner dust display light 2 x Replacement card 2 x Mounting accessories 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. [Effortless Installation] Enjoy the convenience of a wireless and tool-free setup. Simply attach the light to the left side of your vacuum cleaner , ensuring compatibility with a flat . Revolutionizing Home and Health - Your home may seem spotless, but with the Dust Display Light, you'll discover hidden dust and pet hair. These unseen particles silently threaten the respiratory health of your children and family. Timely and cleaning allow you to truly experience an immaculate living environment. [Easy Identification of Dust and Animal Hair]Harnessing optical detection, it precisely locates the smallest dust particles, leaving no behind for a spotless clean. Dust Display Light reveals particles you normally can't see, ensuring you don't miss any dust or pet hair. Specifically designed for pet-friendly homes. [Widely Compatible]Designed to fit 99% of upright, stick, and canister vacuum cleaners. [Versatile Cleaning Solutions] Detect hidden dust and pet hair promptly, creating a pristine living environment. Suitable for various settings, from homes to pet shops, baby rooms, daycare, and more.