Based on this product's specifications, here are some alternatives and similar models
Rechargeable battery Philips ACC8100
Summary description:
The Philips ACC8100 is a rechargeable Lithium-Ion battery with a voltage of 3.7 V. It is compatible with DPM8900 and ACC8100 devices, providing reliable power for your electronics. Enjoy the convenience of rechargeable technology, ensuring long-lasting performance and sustainability.