These units are in good cosmetic condition. (Can be prone to UV discolouration)

The Citizen CLP-521 is an affordable direct thermal label printer, features include:

Metal Hi-Lift mechanism for easy media loading.
Internal 5-inch (125mm) media capacity – external 8-inch (200mm) holder is available.
Zebra emulation version: Fully compatible with the LP 2844Z.
Internal Parallel, serial and USB as standard
Adjustable sensor: Suitable for printing regular and/or irregular shapes and sizes of label.
Internal Networking Options: Both the Ethernet and Wireless LAN options easily fit inside the printer’s case.