Campus111 via eBay offers this Digital Non-Contact Laser Infrared Handheld Thermometer Gun for $11.99 with free shipping. Outside of the price below, that's the lowest total price we could find by $3. It features a temperature range of -58°F to 626°F, and an accuracy of ±2%. Two AAA batteries are required (included).
A close price: All-Land-Networking via eBay charges $12.46 with free shipping.