Open box item in excellent condition only packaging has wear and tear. See pictures. The Zippo HeatBank 9s Rechargeable Hand Warmer (model 40624) is a set of 2 black hand warmers with adjustable heat up to 120°F. They are lightweight, with an effective duration of 9 hours. They also function as power banks and LED flashlights. Made in China, they come with a Prop 65 warning for cancer and reproductive harm.