For your consideration is this used RV / Boat Air Dryer 1000C by Davis Instruments.  Made to alleviate moisture from the air in small places. Works.  Still in Great looking condition.  Check out more info. online for instructions.  Do not hesitate to ask questions or for more pictures. Thank you for looking.

Buyer pays shipping. Color shades may vary due to lighting conditions. Shipping will be completed
within two business day after item is paid for. International sales will be completed VIA e-bays Global shipping.  Thank you