I'm picking out the date now. I have to decide on either May 17 or May 20 as the start. I really want the 17th but it's cutting it close. I give my last final exam on the 12th and need to get grades in so I can leave on the 15th to drive up. I plan for this to be my last semester teaching and for ...

I also carry an InReach in addition to using Gaia on my phone for the last 3 years. I have the InReach SE version. I use the Earthmate App on my phone (iPhone 6S Plus) and bluetooth to connect. I have found battery life to be what Ed describes above. One new feature added to InReach in the last ca ...

Entirely by accident I found the paper which had some of my data on it. I thought I had thrown it away. I charged my iPhone 6S Plus (2750 mAh battery) using the below chargers and used a Nitecore Digicharger D4 to recharge the 18650 batteries. The battery showed 4.2 V after charging. Each time I put ...

Thanks Ed. Here's where my knowledge of electricity falls apart and maybe this info you can clarify. I don't know if a direct comparison can be made. Also I don't have equipment to test this. I'm relying on the battery reading of the cell phone to indicate how much was transferred and this is an ...

I thought of this thread when I began discussing using GaiaGPS on a smartphone and the need for recharging. I also know that many people don't know some of the information contained here.

I carry a headlamp/flashlight, an InReach SE satellite GPS/Text Messenger, an iPhone 6S Plus, and sometimes ...

I have used Gaia on an iPhone 6S Plus. I've never carried a GPS other than I also carry an InReach SE which is a GPS/Satellite Text Messenger. I can give you a bit of info.
Gaia will work when your phone is in airplane mode to shut off all the other stuff that could drain power.
As to power usage, I ...

Well, it’s winter and time to plan the next trip to IR. While I’ve been lurking on the forum for a few years now, I haven’t posted before but now I need your help. It has become clear to me that Isle Royale is cursed and I haven’t seen any discussion about this fact. The previous 3 years I’ve gone ...