Based on this product's specifications, here are some alternatives and similar models
Button cell battery Panasonic SR44L/1B (SR-44/1BP) 1.5V silver oxide
Summary description:
Panasonic SR44L/1B (SR-44/1BP) is a 1.5V silver-oxide button cell battery designed for small electronic devices. Suitable for watches, calculators, medical instruments, toys and measuring devices, it provides stable voltage and reliable performance in compact form. Single-cell format is convenient for replacement and ensures long shelf life when stored correctly.