Based on this product's specifications, here are some alternatives and similar models
Energizer CR2450 Lithium Coin Battery 3V 620mAh, 2-Pack
Summary description:
Energizer CR2450 lithium coin battery provides reliable 3V power with a 620mAh capacity. Designed for long-lasting performance in small electronic devices such as key fobs, medical equipment, watches, and calculators. This pack contains two high-quality lithium cells, ensuring consistent energy output and stable voltage for your essential electronics.