Semi-Automatic Cartridge Filler - 110 VoltFiller can fill 50 (0. 5ml) cartridges, disposable pens, or syringes in less than 5 minutes. With its revolutionary annular heat barrel, your oil will always be the exact temperature you want and will never run the risk of burning caused by direct contact with a heating coil. The advanced digital temperature control unit is built out of durable and heat dissipating aluminum to give you years of trouble free use. The easy to program LED display allows