Shenzhen Learning Spring Group Co., LTD.

We offer Whiteboard Pen.Specification1. Can be filled with ink to use repeatedly2. Dust-free, environmental protection, non-toxic, inodorous3. Fluent writing, the handwriting is clearly visible4. Wearable and durable nib, one nib can be used for one semester which is rare in the current market5. valve switch to control the ink in and out, make sure the writing is even and fluent6. 10mls ink can write 4000m long, the writing cost is closed to chalk costDust-free environmental protection whiteboard writing pen, exceed customers demand, meet customers expectation.Feature:1.The nib is easy to switch2.The nib is durable and pressure-proof3.The nib is sealing tightly4.The special design of the nib ink supply valve5.Dust-free aromatic environmental protection6.Easy to write and wipe, and non-stick