The Needle-Ease Incinerator is designed for use by people with diabetes and others who give medication injections in the home. This device reduces 28- to 30-gauge needles and lancets to harmless ash, reducing the need for home "sharps" containers and minimizing risk to children and others in the home.The enclosed unit uses a two-amp fast-blow fuse to incinerate. POWER: Battery operated; the battery and battery charger are included. WEIGHT: 2.25 pounds. WARRANTY: Three-year limited warranty.