Smartgun™ elite is spa sciences' new therapeutic massage solution to relieve muscle soreness, aches, and pain. This high-performance fitness massager uses high-frequency percussions for self-induced relaxation and heavy activity recovery. Smartgun™ elite targets all parts of the body with four interchangeable heads and customizable intensity levels up to 10 speeds. Take percussion massaging one step further with patent-pending smart comfort technology to boost the massage action once the treatment head is pressed into the muscle. Making it the ultimate percussion tool to relieve muscle tenderness and increase blood circulation. You can count on the following: 4 interchangeable massage heads 10 speeds for customized treatment Digital display for clear setting reading 3500 percussions per minute 17 mm amplitude for deeper massage 3.5 hour battery life & usb rechargeable Comfortable & ergonomic rubber grip Optional smart comfort pulse with the touch of a button. Massage action does not stop when pressed against the skin. 1/3 of the price of theragun or hyperice Who should use it?: All body types. Great for both men and women # Pieces In Set: 5 Number of Batteries: 1 Number of Settings: 10 Number of Speeds: 10 Included: 1 Rechargable Battery(ies) Features: Ergonomic Design Battery Type: Lithium Ion, Rechargeable Measurements: 9.5 Length/Inches, 9.75 Height/Inches, 3.75 Width/Inches Base Material: 100% Plastic Care: Wipe Clean Country of Origin: Imported