mac see battery of bluetooth device code example
Example: ti 84 plus see battery
PrgmASM
:AsmPrgm
:EF6F4C3D280A78FE1E
:3805
:EF21521808
:EFB3503E042001AF
:EF8C47EFBF4AC9
PrgmBATT
:prgmASM
:If ans:Disp "Batteries are good
:If not(ans:Disp "Charge Batteries