How do you power off your accu-chek aviva meter after replacing battery?

To power off your Accu-Chek Aviva meter after replacing the battery, simply close the battery compartment securely. The meter will automatically turn off after a few seconds of inactivity. If you need to turn it off immediately, you can press and hold the "On/Off" button until it powers down. Make sure to check that the display is off before storing the meter.