Won't hurt nothing. Just annoying. I have a few switches that always glow but they are down low so kinda out of sight. Could wire them to an ignition power switch rather than to the battery and it'd fix your problem.
'64 CJ-5, '74 Bronco, '79 CJ-7, '84 CJ-7, '92 XJ, '96 XJ, '99 XJ, '01 TJ, '01 XJ, 2013 JKU.
2013 Commando Green JKU
35x12.50/17 Falken Rocky Moutain ATS
2.5 RK X-Factor
17" Black Rock Vipers
Cut Stock Flares
Diablo Sport Trinity (garbage)
Sleeve, Truss, ARB, Chromo D30