Many lost birds and/or failed transmitters can be traced to using old batteries. Unless you use batteries fresh from the package, you can’t be sure.
Use this battery tester before each flight to know the true power left in your battery.
Northwoods Falconry, LLC
7430 Manzanita Dr. NW Olympia, WA 98502
8:00am to 5:00pm Monday – Friday PST