https://www.wittystore.com/3d-pen-sunlu-sl-600.html

3D-Pen with nice features

• Much Safer and More Inconvenient: Two temperature mode you can choose. Draw in low temperature, safe to charge with USB design, available with mobile power, compatible with android phone.

• Environmentally Safe: Non-toxic and very safe for kids. Although we always advise parents to supervise their kids when they’re using the 3D printing pens, you can be sure that the filament won’t burn or cause any fire and, so very safe for kids

• Lightly Design: Small and light easy to handle, Ergonomically styled, Suitable for both beginners and experts.

• Easy to Use: One-click operation, easy to dismount. The procedure is straightforward. All you need is to plug the pen into a USB port and allow pen to heat until the status indicator turn red to green. After that, attach filament into the hole,then click on the key control button and you can draw.

• Advantages: Develop children's 3D thought

• Specifications:
  Model: SUNLU M1-3D Pen
  Weight: 45g
  Product size:159(L)x24(W)x 247(H) mm
  Filament Material Length: 5m
  Heating temperature: PCL (50-60℃) PLA (160-180 ℃)

  Main Features:

  Supports PLA and PCL material printing and you can change the normal temperature or low temperature mode at will to get more experience
  Automatically power off into shutdown status 30 seconds without operation
  Ultra-low temperature pen, no need to worry about burning risk
  Knob type front cover, easier to maintain
  With Android power interface, you can connect external battery for it
  Stylish, small and easy to carry
  Printing temperature: PLA 170 Deg.C / PCL 55 Deg.C
  Optional color: black, white, red, blue and yellow
  Note: the color of PCL material is delivered at random