How do I know if my batteries are getting low?

You can turn on the “Low Battery Notification” setting on ReplyWorldwide keypad. From the PowerCom menu (within PowerPoint), click "Find Base Station", after you have connected the base station, click the “Test Keypads” then click “Keypad Settings” button and check “Low Battery Notification” on, depress “Apply”. You now can test your keypads, if you press the keypad number you’ll see a visual display that indicates the status of the keypad number you entered.Yellow means low battery. During polling, low battery is indicated by rapidly flashing of the seven-segment LED display when about 100 responses are remaining. One set of batteries can last up to 100,000 keypresses before needing to be replaced.