Get Maximum Life From Your Wireless Mic Batteries – Duracell Procell Batteries From GoodBuyGuys.com

Remove batteries when the mic will not be used for more than a couple of days.

Always replace all batteries at the same time if your mic uses more than one battery.

Don’t count on the battery life gauge on your receiver.

Get a volt/ohm meter so you can do accurate voltage tests.

Save used, but not completely expired batteries for rehearsals and non-critical events.

Don’t mix batteries of different brands or ages in the same wireless device.

Never use carbon batteries in a wireless microphone.

Make sure 9 volt batteries remain capped when not installed in mics.

Use batteries that are date coded for maximum shelf life.