Based on this product's specifications, here are some alternatives and similar models
Battery DooGee X80 4000mAh Li‑ion battery for portable devices, model X80
Summary description:
Replacement Li‑ion battery for DooGee X80 with 4000mAh capacity. Designed as a direct power source for compatible portable devices, it provides standard runtime extension and reliable recharge cycles. Use for replacing worn batteries in the listed model to restore original battery life and maintain device portability. Follow manufacturer guidelines for installation and charging.