The housing is made of high hardness engineering plastics, which is high-density die-casting molding, high hardness and not easy to broken, insulating and wear resistant. Built-in quality PTC ceramic thermal element, which can realize quickly heating up and quickly glue out. Specifications: Name: Glue Machine Color: black+green Material: plastics+brass+rubber Type: host, host+1pcs battery+battery adapter (optional) Item size: Host: 210 * 74 * 197mm / 8.27 * 2.91 * 7.76in Host with battery: 210 * 81 * 230mm / 8.27 * 3.19 * 9.06in Item weight: Host: 475g / 1.05lb host+1pcs battery+battery adapter: 871g / 1.92lb Package size: 295 * 235 * 75mm / 11.61 * 9.25 * 2.95in Package weight: Host: 667g / 1.47lb host+1pcs battery+battery adapter: 1063g / 2.28lb Packing List (host): 1 * Hot Melt Glue Machine Host 6 * Hot Melt Adhesive Bars OR Packing List (host+1pcs battery+battery adapter): 1 * Hot Melt Glue Machine Host 1 * Battery 1 * Battery Adapter 6 * Hot Melt Adhesive Bars