Based on this product's specifications, here are some alternatives and similar models
Alkaline battery Philips LR23A / 8LR23 12.0V single blister pack
Summary description:
Philips LR23A (8LR23) is a 12.0V alkaline battery supplied in a single blister pack. Designed for small electronic devices requiring high-voltage cylindrical cells, it offers stable voltage output for devices such as cameras, wireless doorbells, medical instruments and sensors. Suitable for occasional to moderate use where a reliable 12V alkaline cell is needed.