【Application】<br> Mainly to be used to store and transport the insulin,Insulin injection refill,insulin pen,vaccine, growth hormone all medicines required to storage in cold, at normal room temperature (2℃-25℃) condition.<br> 【Principle】<br> The liquid in the cold storage bottle is Natural Biogel，it's environmentally friendly and there is no harm to health. If any questions contact us any time!<br> 【Capacity】<br> 1.Outside size：250*76mm（H* Φ） <br> 2.Cold Storage Space :190*36.5mm（H* Φ）<br> 3.Capacity：6 Insulin pens(normal size)/ 42 Insulin refills <br> Note：<br>This insulin cooler case can hold much more insulin pen or vials,if you can't sure how many your pen/vials will fit,and whether your vials will fit,you can contact us via amazon . Tell us your size(Length &Diameter),We will check for you and reply as soon as possible!<br> Hope we can help you! <br> 4.Weight：500g <br> 5.What You Get: <br> Insulin cooler cup*1, <br> Cold storage bottle*1,<br> Emergency bottle*1, <br> Pen bag*2，<br> Thermometer*1 (It is an alcohol thermometer,it is no harm to our health.)<br> instructions*1<br> 【Instructions】<br> Put the Cold storage bottle in the freezer for 6-8 hours, after that take it out aside for 5-10minutes,then put the frozen Cold storage bottle in the cooler cup，and then it will work. Note： After the Cold storage bottle is frozen, it will become a solid at 32°F. Put the Cold storage bottle into the cooler cup and tighten the lid for 5 minutes. Check the temperature inside，when temperature is stable at 35.6°F，take the medicine into it.<br> 【Service】<br> We offer 12-month warranty and friendly customer service.If any further question, please contact us via amazon