【A multi-purpose This pen has three USES: ballpoint pen, pens and pencil
【Installation method】Installation method for pencils, ballpoint pens and pens;First, unscrew the three use pen.The second step, the pen core or pens core is arranged inthe myopia pen tubepush inthe end.The third step,Refill the cartridge and turn onthe three NIB.Finally, you can write.
【Wide range of application】This pen is perfect for school, home and work as a gift for children.Let children develop good habits from an early age.
【Durable material】The matching gap of the pen tip is small, stable, durable and not easy to break, the work is fine, feel comfortable, light, easy to write, very convenient
【Battery Installation】1.Take out the battery cover vertically;2.Install CR927 button battery positive adn negative pole directions are correct.3.Fit the battery cover veritcally. (!!!The battery must be replaced by adults to avoid children's improper operation)