You load a 3ml cartridge, dial in your dose from 0.01ml to 0.6ml, and get visual and auditory feedback with each injection—takes about 6 seconds or less.


The needle's 31G or 32G, the pen is 17cm long, and it's a mechanicla disposable with a press cap closure; we usually stock grey/blue printed label version.

It's a Class II medical device with a completed CDE packging record, better than most generic pens for this kind of research, but honestly it's not suited for continuous infusion work.

Customization is acceptable, though MOQ can vary—we typically have about 50 units or so ready to ship, but confirm lead time for larger orders.


Anyway, most buyers go with teh 3ml cartridge for retatrutide or GLP-1 compounds, and the adjustable dose range covers pretty much any single injection protocol you'd need.
The MOQ depends on your order volume — we can discuss it directly. For bulk orders, we're flexible, but typically it starts at 100 units for customized pens.
Standard lead time is about 15-20 working days after order confirmation. Custom orders might take a bit longer, depending on the labeling or packaging specs.
Yes, we can supply the China Class II Medical Device registration certificate and CDE packaging record documentation. Just let us know what specific docs you need for your research or regulatory review.
Absolutely — customization is accepted. You can choose your own label design, and we can match the grey/blue color or switch to other colors based on your request.
The cartridge inner diameter is φ9.7mm, which fits most standard 3ml cartridges on the market. We recommend testing with your specific cartridge first to ensure a snug fit.