This portable cooler for medical injectors holds 2 injector pens., e.g.,Humira. insulin, etc. Rechargeable battery powered. Maintains temp 35 F- 80 F- default is 42 F. Outside measure: 7 5/8" x 3 2/8" x 3". Interior cooler box is 6 5/8" x 2 5/8" X 7/8" Includes charger cord for wall plug and car as well as carrier bag. In originall box. Never used. $50 cash or best offer. Ogden area.