Andoer Micnova MQ-MB100 Sensor Cleaner Static Cleaning Brush with 4 Super Bright LED Lens Pen for Canon Nikon Sony Pentax DSLRs Three-stage power switch. Equipped with 4 super bright LED lights that illuminates the sensor while in operation. Requires 2 AAA batteries. (not included) Equipped with super thin fibers. Suitable for cleaning various of DSLR cameras and mirrorless camera.