Roxxa laser is very easy to use With all accessories (device - full body lens - charging battery - instruction booklet - bag) The device is a smart sensor with cooling and automatic flashes Number of flashes (992923) If it runs out after a while, go back to the Roxxa website and replace it with a new free one Reason for selling: I don't need it. I bought it only for touch-ups. It has no defects. For inquiries or to share photos, please message privately.