<ul><li>PRODUCT SPECS: Our rechargeable Ball is 3.75 inches in diameter and weighs 0.66 pounds. Sized between a baseball and softball, the added vibration improves the effectiveness.</li><li>HOW TO USE: Pressure + Vibration = A Better Warm Up. This product is a great multi-tool to get your arm warm. The ridges help penetrate the tissue to create better results.</li><li>RECHARGEABLE & MULTI MODE: This product comes with a rechargeable, built-in Lithium-Ion battery. Charger Included. 3 different intensity levels and an auto mode. Simple and seamless one button Design.</li><li>TRUSTED BY THOUSANDS OF PROS: Driveline is the premier data-driven baseball player development organization in the world. Trusted by 1000's of professionals, 40+ All-Stars, and multiple MVP and Cy Young winners. Featured by ESPN, MLB, New York Times, and more.</li><li>WARRANTY: Our products include a 365 day manufacturer warranty on all Driveline Baseball equipment.</li></ul><br><br>Pressure + Vibration A great multi-tool for getting warm. Sized between a baseball and softball, the added vibration improves the effectiveness. Specifications Measurement: 3.75inch in Diameter Net weight: 0.66 lb AC adapter: Input 110V~240V 50/60Hz. Output 9V 1A. Lithium-ion Battery (Built-in): 7.4V 1200mAh

Driveline Vibrating Massage Ball - Rechargeable Baseball Warm-up Tool - 3 Speed Intensity for Muscle Recovery

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