Garmin nüvi 40LM 4.3" Portable GPS Navigator for $99.99 shipped.  It is sold by Beach Camera through ebay.  Here is a screenshot for your reference.  It features a 4.3 inch touchscreen, text-to-speech and turn-by-turn voice prompts, lane assist, speed limit indicator, built-in lithium-ion battery, automatic rerouting, and more.  Most places have it for about $119.