Exercise gun with 6 vibration levels, 4 head attachments, and a maximum operating frequency of 3200 times/minute. - Vibration Levels: 6 levels - Head Attachments: 4 types - Vibration Axis Diameter: 6mm - Maximum Operating Frequency: 3200 times/minute - Weight: 380g - Auto-off Function: 15 minutes This was given to me as a gift, but I have no opportunity to use it, so I am selling it. The box has some initial stains, but it is new and unused. The contents are as described on the box. Instant purchase is welcome.