Muscle relaxation Accelerate your warm-ups and soothe your aching muscles with the Hyperice Venom Back Massager. It wraps your body with heat and vibrations to sooth your aching back and help you relax. Adjustable modes & temperature The Venom offers 3 heat settings – 55°, 63° and 72° C, so you can choose what suits you best. There are 4 vibrating pods to massage a large area of your back. And you can pick different vibration sequences for the best results. The temperatures and vibration modes are easy to change on the digital touchscreen control panel on the front. Relax anywhere Thanks to the internal 18 V battery, you can keep the massage going even on the move. The Venom is made of plush neoprene, so it will stay comfortable even during long sessions.