Date / 01/11/2018
US $1-20 1.Metal body with elegant design, reliable and durable.
2.High precision injection molding screw; Stable injection; Accuracy error is only 3%
3.Min. dosage 1U, dosage adjustable from 1u~60u.
4.Safe bi-directional dosage adjustment. Device reset automatically and self locking while injection finis...
Reusable insulin pen