Tekpower TP1803D Linear Digital Variable DC Power Supply, 0-18 Volts @ 0-3 Amps

Bought this off of Amazon, but ended up never using it and missed the "return by" date. New condition, but no original packaging.

Selling for $40. Open to reasonable negotiation.

Cash only. Pick up in Palo Alto.

This model found at this Amazon post:
http://www.amazon.com/Tekpower-TP1803D-Linear-Digital-Variable/dp/B00EUH18DC?ie=UTF8&psc=1&redirect=true&ref_=oh_aui_search_detailpage

• High precision DC regulated power supply with 0-18 volts and 0-3 amp outputs
• Two operational modes: constant voltage and constant current
• Cooling fan automatic activation by built-in thermo-sensor
• Back-lit LCD Display with a 0.1V and 0.01A resolution