ANSMANN ANS 1525-0004 - Alkaline battery, 9-V block, pack of 8

Maximum reliability and safety.
The 9-V block batteries offer you reliable performance and a long service life, making them ideal for use in smoke detectors.

ANSMANN batteries have been successfully tested for electrical, thermal, geometric and mechanical requirements.
Peak performance even in extreme temperatures from -10°C to +50°C.
The robust 9-V block batteries from ANSMANN are resistant to extremely cold and hot temperatures. They maintain a consistent performance level in smoke detectors, both in unheated spaces (e.g. in sub-zero temperatures in barns, garden sheds etc.) and in extreme heat. ...