The Sharper Image Power Percussion Hot + Cold Reach Percussion Massager is a versatile massage gun with four different massage heads for various body areas like legs, back, and neck. It offers percussion massage functions with both hot and cold settings for a soothing experience. This corded electric massager is also battery-operated for convenience and can be used for up to 2 hours of endurance time. With its handheld design and rechargeable feature, this black plastic massager from Sharper Image provides targeted relief for overall muscle relaxation.