Based on this product's specifications, here are some alternatives and similar models
Battery charger QOLTEC 50654 for Ni‑MH R03 (AAA) and R6 (AA) batteries, 1800 mA
Summary description:
QOLTEC 50654 is a battery charger designed for Ni‑MH rechargeable cells, compatible with R03 (AAA) and R6 (AA) sizes. It charges batteries at a rated current of 1800 mA and is intended for household and small office use to recharge common AA and AAA batteries for devices like remotes, toys, and flashlights. The compact unit provides a convenient way to restore battery power and reduce disposable battery waste.