Warning! You cannot replace the battery in these detectors.
Response from X-SENSE.comBy X-Sense Support, August 6, 2026
Dear Customer,
Thank you for sharing your feedback with us. We apologize for any confusion regarding the battery specifications of your alarm.
Our SD2J0AX Smoke Alarm features a 10-year sealed lithium battery designed to provide long-term continuous protection without the hassle of frequent battery replacements. If you prefer models with replaceable batteries, we also offer alternative options to meet your specific needs.
If you would like to explore other models or need any further assistance, please feel free to contact us at: