Can I use 4*AAA batteries as the main power source for the alarm clock?

Upgrade firmware for your HomeKit devices! We have released new firmwares for HomeKit devices to drastically improve the connection stability. Please refer to www.meross.com/support/FAQ/447.html and upgrade your HomeKit devices.

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We recommend using a USB power source as the main power source and a battery as a backup power source, otherwise, you may need to replace the battery every week.