Factory Direct Sale High Quality Adjustable Dose Disposable Dual Chamber Medical Injection Pen 50iu

Factory Direct Sale High Quality Adjustable Dose Disposable Dual Chamber Medical Injection Pen 50iu Intuitive and proven twist motion dose dialling and push-button activation for maximum patient acceptance Bayonet connection and sliding for quick cartridge change High quality look & feel Product Features Disposable use Minimum Single dose 0.01ml; Injection of high precision, the error is less than 5%; Compitable 4ml dual-chamber (2ml+2ml) cartridge. Actuator own patented