Rambler PRO
Insulin Pen Case with Real-Time Temperature Display & Built-In Battery
Your Insulin Pen Deserves Better Than a Pouch and a Prayer. The New Rambler Pro Insulin Pen Case keeps your insulin at the exact temperature you set — verified on a live display, all day, in any weather.
- ⚡ Electric Cooling — Precise heat protection (2–25°C)
- ❄️ Also Refrigerates — Maintains fridge temperature (2–8°C) when needed
- 🌡️ Real-Time Temperature Display — See exact internal temp at all times
- 🔄 3-in-1 Cooling Modes — USB power, built-in battery, or Biogel Ice-Pack
- ✅ Pocket-Sized — Fits 1 insulin pen, slips into any bag or pocket
- ✈️ Hand Luggage Approved — Like all our coolers!
Extended Warranty Rambler Pro
Note: 2 Years Free Warranty is already included. Warranty calculation is as following: 2 Years + X amount Extra You Purchase.
Free Delivery in the UK
Approved for Air Travel
+ 300 000 Coolers Sold
Insulin Storage
Other Medicines
Cooling Time & Temperature
How to Use Your Cooler
Weight, Dimensions & Specifications
Included In The Box
Delivery
We offer free delivery in the UK. You can read our detailed delivery policy here.
If you reside outside of the UK., check out the list of 4AllFamily's global websites here, where you can shop our coolers with free shipping.
Insulin Pen Case with Real-Time Temperature Display & Built-In Battery
£160.99
Frequently asked questions
Rambler Pro Vs. Rambler Insulin Pen Case: What's The Difference?
When Should I Use Each Of The Rambler Pro's Three Cooling Modes?
How Long Does The Rambler Pro Battery Last, And How Do I Recharge It?
How Do I Read And Use The Rambler Pro's Temperature Display?
Can I Set The Rambler Pro's Temperature To Match My Insulin's Storage Requirements?
Will The Rambler Pro Keep My Insulin Safe In Freezing Temperatures?
Does The Rambler Pro Actually Refrigerate Insulin, Or Just Protect It From Heat?
What Insulin Pens And Medicines Are Compatible With The Rambler Pro?
What Power Sources Are Compatible With The Rambler Pro Insulin Pen Case?
How Do I Choose The Right Cooling Intensity Level On The Rambler Pro?
Can I Take The Rambler Pro Insulin Pen Case Through Airport Security?
Do You Have Larger Cooling Cases For Carrying Multiple Insulin Pens?
What's In The Box With The Rambler Pro Insulin Pen Case?
What Is The Return And Warranty Policy For The Rambler PRO?
Not satisfied with your Rambler PRO? No worries — you've got 30 days from delivery to request a return. Have a look at our return policy page for the full details.
Your Rambler PRO also comes with a 2-year warranty, and if you'd like a bit of extra peace of mind, you can add up to 3 more years of cover at checkout for a small fee.
We cover all defects and malfunctions — just not scratches, everyday wear, or accidental damage.
And of course, our Lifetime Customer-Oriented Support team is always on hand — just give us a shout, whatever you need.

