Based on this product's specifications, here are some alternatives and similar models
Magnetic Whiteboard Eraser TEKA model 574944 for Dry-Erase Boards, Magnetic Cleaning Pad
Summary description:
Magnetic whiteboard eraser TEKA 574944 designed for cleaning dry-erase boards. The accessory features a magnetic backing for secure attachment to steel surfaces and a replaceable cleaning pad to remove dry-erase marker residue. Suitable for offices, classrooms and meeting rooms where quick access to an eraser and tidy board maintenance are needed.