Thank you for viewing. Hot Usa Dan Reversible Heater M W approx. 23 cm x D approx. 16 cm New, unused, but without box or instructions. I bought it for a small dog, but it seems it was for rabbits or hamsters, and it was too small, so I didn't use it. Operation confirmed. It's a very clean item. Type of small animal: Hamster Type of small animal: Mouse Type of small animal: Rabbit Type of equipment: Heating equipment Will be shipped with simple packaging.