The ultimate addition to your percussion massage experience. Compatible with all Hypervolt models, the Heated Head Attachment helps to relax tight muscles and maintain your full range of motion, providing an even more effective massage. UPGRADE YOUR MASSAGE: Heating up almost instantly, the Heated Head Attachment has three levels of heat to select via a single button control The Heated Head Attachment comes with a USB-C charger and provides up to 1.5 hours of heated bliss per charge, making it a convenient and long-lasting addition to your percussion massage routine THE PERFECT COMBINATION: Whether you're looking to unwind after a long day, alleviate sore muscles or quickly warm up, the Heated Head Attachment is sure to provide the relief you need Experience the ultimate in relaxation and rejuvenation and enjoy the benefits of heat combined with percussion massage wherever you go BENEFITS: Targeted heat and percussion massage experience Melt away stress and tension Alleviate soreness Relax and soothe stiff muscles Loosen muscle knots Maintain flexibility and range of motion Support warmup and recovery TECH SPECS: 3.7V lithium polymer battery USB-C charger 1.5 hrs battery life with full charge Product weight 0.22 lbs Heat levels: 105°F / 41°C 109°F / 43°C 113°F / 45°C INCLUDES: Heated Head Attachment USB-C cable.