Polyes Q1 is the world's first cool resin light-curing 3D printing pen with patented technology. It is the safest & most environmentally friendly 3D pen on the market. With this technology, you can draw three-dimensional physical graphics or structures right now. It demonstrates that a new age of creative opportunity is coming! Security Cordless & chargeable, uses resin at a low safe heat. Features a safety switch to prevent LED light contact with eyes. Functionality Using high purity resin without impurities. Replaceable ink cartridges results in a low usage cost & better customer experience. Material A variety of colours, different effects like glow in the dark, transparent, colour changing etc. Technical Market leading technology with multiple patents. Features Working Hours: 5 hours (only light) / 2 hours (only ink) Cool-resin LED safety light Control ink speed freely Battery capacity:2000ma Charging time:2 hours Wireless & portable Ergonomic design Inspires ideas 1 year warranty