Jolly Logic

This Velcro® strap with a bright red ARM ELECTRONICS banner helps you remember to arm your electronics before flight.

Jolly Logic Altimeters are designed to be modular and user-servicable. So if your case is damaged, you can easily replace the case of any altimeter made after 2013.  You can review Jolly Logic's...

You can replace the LCD screen in any Jolly Logic altimeter manufactured after 2013 with this LCD screen. You can review Jolly Logic's Visual Repair Guide to see what's involved in the replacement.