*Made of high quality metal material,very durable and not easy rust.
*5 in 1 design,can be use to charge for you phone/PC,OTG transmission,USB flash driver,capacitance pen, ball-point pen,provide more convenient to your life and work.
*4G,8G,16G,three different memory for you to choose.
*Temperature control and protection.
*Short circuit protection,charge and discharge protection.
1 x USB Touch Rechargeable pen
1. For delivery convenience,your need to install the pen by youself.
2.The charge function is suitable to iphone unless you have connector.
3.Because the power conversion efficiency,the actual capacity of the battery is only 550 ma, only case of emergency. If in the process of charging indicator light goes out, it show that the battery the inside pen is discharging, please use other power supply to charge your phone.