Based on this product's specifications, here are some alternatives and similar models
Portable label printer NIIMBOT D110M — direct thermal, 25–50 mm print width, 203×203 DPI, Bluetooth 5.0, USB-C, 15000 mAh, white
Summary description:
NIIMBOT D110M portable label printer is a compact direct thermal device for printing labels up to 25–50 mm wide with 203×203 DPI resolution. It supports wired (USB-C, Ethernet) and wireless (Bluetooth 5.0) connections, has a built-in display and a 15000 mAh battery for mobile use. Supplied with one 12×40 mm label roll. Suitable for retail, inventory, shipping and on-the-go labeling.