As one of its daily deals, CowBoom offers the used, 3rd-generation Apple iPad 64GB WiFi 9.7" Tablet in White, model no. MD330LL/A, for $399.99 plus $5 for shipping. That's the lowest total price we could find for a used unit by $15, although we saw it for $25 less last month. It features a 9.7" 2048x1536 Retina display, A5x dual-core processor with quad-core graphics, 5-megapixel iSight camera with 1080p video recording, front FaceTime camera, voice dictation, 802.11n wireless, Bluetooth 4.0, up to 10 hours of battery life, and iOS 5. Deal ends today.