From the brand

Product Dimensions ‏ : ‎ 6 x 2.5 x 9.75 inches; 2.2 Pounds
Item model number ‏ : ‎ EA-KESTB
Batteries ‏ : ‎ 1 Lithium Ion batteries required. (included)
Date First Available ‏ : ‎ January 21, 2024
Manufacturer ‏ : ‎ Ekrin Athletics
ASIN ‏ : ‎ B0CSG9H4TJ
Best Sellers Rank: #82,623 in Health & Household (See Top 100 in Health & Household) #322 in Electric Back Massagers #19,384 in Health Care Products
Customer Reviews: 4.6 4.6 out of 5 stars 214 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });

Optimized Stroke Length: Features an ideal 13mm stroke length, refined based on user feedback for perfect depth without being overwhelming, ensuring more effective muscle penetration and relief
Intuitive Scroll Wheel Speed Control: Quickly adjust speeds with an innovative scroll wheel, allowing for seamless transitions between the 6 speeds (1800-3500 RPM), tailored for the ultimate massage experience without the need to cycle through options.
USB-C PD Fast Charging: Equipped with USB-C Power Delivery for rapid charging, ensuring your massage gun is ready faster and supports use with any USB-C charger for unparalleled convenience.
Enhanced Grip Design: Boasts a better textured grip and a sleek chrome bezel, enhancing handling comfort and control during use, even in prolonged sessions.
Expanded Speed Range with 6 Settings: Offers a broader range of speeds from 1800 to 3500 RPM, providing more options to customize your massage experience for optimal results.
Comprehensive Set of 6 Locking Attachments: Includes more attachments than any previous model, featuring a new air-cushion attachment for a variety of targeted treatments, all designed to lock securely in place for safe, worry-free use.
Lifetime Warranty: As with all Ekrin massage guns, the Kestrel comes with a lifetime warranty, underscoring our commitment to quality and customer satisfaction.