Invisible Pen
Model No.:CWSG38454
Description
Plastic pen with light on the top to indicate the hardwriting. Without the light on the top, you can not see the words writtem by invisible pen.
Contact us:
Email:sales@cto.hk
Address:Floor 8, Huguangtong BLD,Longgang Road,Longgang,Shenzhen, China
Telphone: +86-755-25608673