Cuttlelola electric dotspen is a professional drawing tool, it simulates dotting 10 times faster than traditional pen, saves huge time and improves works efficiency compared to stippling by manually, it keeps from the carpal tunnel syndrome which caused by long-term stippling by hand. Its aluminum barrel makes it light but solid, with a rounded square shape makes the dotspen not easily rolling down the slanted drawing board to the floor. Dotspen adopts the unique magnetic refill, replacing the refill becomes much easier and faster. Dotspen placed in a special tin box with a 45-degree angle aims to lock the dotspen, meanwhile, it protects the power button not to be touched by accidentally. It can last for one hour working after fully charged, just enough for completing one course time, also it can be recharged repeatedly, for environmental protection.