The Movo Photo MV-B100 Motorized Ultrasonic Sensor Cleaning Brush is the ultimate tool to remove dirt and dust from your camera sensor. Features an ultrasonic motor spins the brush to static charge brush fibers so they easily removes sensor dust and dirt from Camera Sensors, & Lenses The MV-B100 is equipped with 4 super-bright LED's which illuminate the camera sensor to reveal dust particles. Dust particles are quickly swept up when the brush is activated (low and high power modes) and once cleaning is finished, the brush cleans itself. The Movo MV-B100 features "Ultrasoft" brush fibers which are safe for all camera sensors (mirrored and mirrorless) as well as glass optics and other electronic surfaces. Specifications Power requirements: 2 AAA Batteries (Not included) Motor Power: 90mW Dimensions: 7.15" x 1.2" x 1" (18.2 x 3 x 2.5cm) Weight: 1.75oz (50g) Warranty: 1 Year