No chemicals, heat, or water needed! JB-BOX is a portable UV Light Sterilizer Box. It can be used to sanitize jewelry, watches, wallets, and so on. The box uses six UV lights and eradicates up to 99.9% of germs in minutes. General Spec: Input Voltage: 5V/1A Sanitizing Voltage: 2.5W UV Output: 2W (Max) Aromatherapy Power: 1W Number of UV Beads: 2 UVC 4 UV Outer Product Dimension: 205 x 127 x 42mm Inner Dimension: 185 x 105 x 15mm Product Weight: 330g Product Features: One-click UV Sterilization – Kills 99.99% of germs Two Modes: Fast 5 minis & standard 10 mins sterilization. Disinfection Phones & More – Safely sanitizes anything that fits inside. Aroma Diffuser – Add a droplet of liquid fragrance, diffuse pleasant scent for your items while sanitizing.