Features: 100% brand new and high quality. Professional laser- head with high speed, high precision and high stability. Bright blue light, easy for locating when engraving. Adjustable laser- head, easy to adjust, ensure engraving with good quality and high efficiency. Laser- head is more durable and stable after high temperature and long time aging.Suitable for industrial laser- engraving machine equipment, great for DIY laser- engravers. BX7 able to cut paper wood, leather, non-woven, fabric, paper fleece, foam, stickers ect, thick within 3mm Can Carve Objects: All wood, bamboo, paper, plastics, leather, rubber, horn, sponge sheet, etc. Can Not Carve Objects: All metals, glass, stone, ceramics, jewelry, silver, reflective material, translucent & transparent material The metal surface has paint class can carve. Specifications: Material: Metal Laser- Power: 7W/15W/20W Light Color: Blue-violet Wave Length: 445nm Facula Form: Punctiform, Adjustable Focus Input Voltage: 12V 5A Drive Mode: Extraposition ACC Constant Current Cooling Mode: Active / Forced Air Cooling Interface Parameter: Support PWM/TTL signal controls power Item Size: 126.96.36.199cm/3.742.511.69in Item Weight: 211g/7.44oz Package Weight:300g/10.58oz Package Size: 15155cm/5.905.901.96in. Note: Applicable to our on sale engraving machine: VG-L7 Desktop DIY Engraving Machine. Package List: 1 Laser- Head 1 Panel 1 Cable. The item "20With 15With 7W Laser Head Module Blue-violet Light For VG-L7 DIY Engraving Machine" is in sale since Tuesday, December 17, 2019. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Medical/Lab Equipment Attachments & Accessories\Lamps, Bulbs & Laser Components\Laser Modules & Heads". The seller is "yoyomater" and is located in Shen Zhen. This item can be shipped to North, South, or Latin America, all countries in Europe, all countries in continental Asia.