Based on this product's specifications, here are some alternatives and similar models
Cordless tool battery and charger STHOR 78987, Lithium‑Ion, 320 g, 1 pc
Summary description:
STHOR 78987 cordless tool battery and charger set with Lithium‑Ion (Li‑Ion) technology. Single‑pack solution weighing 320 g designed to power compatible cordless tools. Includes integrated charging capability for recharging the battery. Suitable for light to medium DIY and maintenance tasks where a portable rechargeable power source is required.