Adapter for 12 volt DC > 4 volt DC
We use a Jetpack (Verizon internet connection device)in the RV and usually leave it turned on all the time and being recharged by the RV 12 volt system. The Jetpack lithium battery (18 months old) sw...
Forum Discussion
You might be looking for one of those 12VDC sockets with the USB charge ports on them... These are available at alot of places like WALMART AMAZON etc...
I use one these all the time to keep my VERIZON MIFI Unit charged from my 12VDC sources. Of course my battery is still good inside the MIFI unit however...
There are also some multi-voltage TAPs devices from radio Shack or AMAZON...
these plug into a 12VDC socket and you move a selectable DC VOLTAGE TAP to the DC voltage you want to have available...
If it was me I would just get another JETPACK battery... I use my VERIZON MIFI in my shirt pocket for alot of outings when camping - neat sitting at the beach and having all of our tablets and devices working from the MIFI generated WIFI HOTSPOT...
Roy Ken
I use one these all the time to keep my VERIZON MIFI Unit charged from my 12VDC sources. Of course my battery is still good inside the MIFI unit however...
There are also some multi-voltage TAPs devices from radio Shack or AMAZON...
these plug into a 12VDC socket and you move a selectable DC VOLTAGE TAP to the DC voltage you want to have available...
If it was me I would just get another JETPACK battery... I use my VERIZON MIFI in my shirt pocket for alot of outings when camping - neat sitting at the beach and having all of our tablets and devices working from the MIFI generated WIFI HOTSPOT...
Roy Ken
