See also:

IC Regulatory information
- Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause unde ...

Ceiling light
Ceiling light The ceiling light switch has three positions: ON, DOOR and OFF. ...

Battery
● Keep the battery surface clean and dry. Clean the battery with a solution of baking soda and water. ● Make certain the terminal connections are clean and securely tightened. ● ...