Based on this product's specifications, here are some alternatives and similar models
Battery extra digital for SAMSUNG F400 S3650 S5620 W559 — 1500mAh Li-ion
Summary description:
Replace or spare 1500mAh Li-ion battery from extra digital compatible with Samsung models F400, S3650, S5620 and W559. Designed to restore device runtime, it provides standard-capacity power for calls, messaging and basic phone functions. Suitable for maintenance or as a backup battery; follow manufacturer instructions for safe charging and disposal.