Below is how to replace the battery on the Opple remote. It’s not as easy as it is with the others, but it’s still pretty simple. You can use a spudger or a flat head screw driver First remove the middle key with the spudger, if you push down on one of the sides it makes it easier to lift the other Now remove the screw from the middle. Now remove the top button.

This is how to use the Xiaomi Aqara Wireless Double Button without the Xiaomi Home Hub (A ZIGBEE STICK IS STILL REQUIRED) using ZHA in Home Assistant. Other devices just work without any hard to find IDs. ADD DEVICE TO ZHA Go to “Configuration” Then “ZHA” Hit “Add Devices” Hold down left switch while lights are blinking until the left light blinks and stops You can now name your button and hit the back button in the upper left hand corner