Dual-USB 9,900mAh Rechargeable External Battery for $40 + free shipping

Naphos via Buy.com offers the New Trent iGeek Dual-USB Output 9,900mAh Rechargeable External Battery in Black, model no. IMP99D, for $39.95 with free shipping. That’s the lowest total price we could find by $25. It functions as an emergency backup power source for cell phones, tablets, and other devices. It includes adapters for Sony Ericsson, Apple, Nokia, Motorola, LG, Samsung, HTC, and more.

OtterBox 2000 Waterproof Case for $11 + $2 s&h, OtterBox 3500 for $13

All4Cellular offers the OtterBox 2000 Waterproof Case for $11.95. Coupon code “A4C10″ cuts it to $10.75. With $2 for shipping, that’s the lowest total price we could find in any color by $2, although we saw it for $2 less in January. This floating case is waterproof and impact-resistant, and is designed to carry a small camera, wallet, MP3 player, or small cell phone.

All4Cellular also offers the OtterBox 3500 Waterproof Case for $14.95. Coupon code “A4C10″ cuts it to $13.45. With $2 shipping, That’s the lowest total price we could find by a buck, although we saw it for a buck less in January. It’s slightly larger than the 2000 model.

Panasonic LUMIX DMC-ZS10 14MP 16x Camera w/GPS for $169 + free shipping

Adorama offers the Panasonic LUMIX DMC-ZS10 14.1-Megapixel Digital Camera in Red, model no. DMC-ZS10R, for $169 with free shipping. That’s $5 under last week’s mention of this camera in another color and the lowest total price we could find by $38. Features include a Leica 24mm ultra wide-angle 16x optical zoom lens, 3″ touchscreen LCD, integrated GPS, 3D Photo Mode, 720p HD video recording, optical image stabilization, SDXC card slot, mini HDMI output, USB 2.0 connectivity, and more.

Logitech Bluetooth Wireless Boombox for iPad for $100 + free shipping

Best Buy offers the Logitech Wireless Bluetooth Audio System for Apple iPad, iPhone, and iPod in Black, model no. 984-000181, for $99.99 with free shipping. That’s the lowest total price we could find by $19, although we saw it for a buck less two weeks ago (since expired). Sales tax is added where applicable. This system features a rechargeable battery, two 3″ laser-tuned neodymium drivers, Bluetooth, 3.5mm auxiliary cable, and more.

Apple MacBook Air Core 2 Duo 1.4GHz 12″ SSD Laptop for $699 + free shipping

Adorama offers the 2.3-lb. Apple MacBook Air Intel Core 2 Duo 1.4GHz 11.6″ LED-Backlit Widescreen Notebook, model no. MC505LL/A, for $699 with free shipping. That’s $101 under our Cyber Monday mention and $150 below the lowest total price we could find for this configuration. (It’s also the same price Apple charges for a refurb; this one is new.) Features include an Intel Core 2 Duo 1.4GHz dual-core processor, 11.6″ 1366×768 LED-backlit widescreen LCD, 2GB RAM, 64GB SSD drive, NVIDIA GeForce 320M 256MB graphics card, Airport Extreme (802.11n wireless), Bluetooth 2.1 + EDR, multi-touch trackpad, webcam, and Mac OS X 10.6.

Konica Minolta magicolor 1600W Color Laser Printer for $79 + free shipping

J&R offers the Konica Minolta magicolor 1600W Color Laser Printer, model no. A034011, for $79 with free shipping. (Adorama charges the same.) That’s a buck under our mention from two days ago and tied the lowest total price we’ve seen. (It’s also a current price low by $10.) Features include 20 ppm black, up to 5 ppm color, 1200×600 dpi print resolution, USB connectivity, and more.

HP LaserJet Pro P1102W Wireless Laser Printer for $50 + $10 s&h

TigerDirect offers the HP LaserJet Pro P1102W Wireless Monochrome Laser Printer, model no. CE657A#BGJ, for $109.99. Coupon code “RCS57517″ cuts it to $49.99. With $9.75 for shipping, that’s $15 under our Black Friday week mention and the lowest total price we’ve seen for a LaserJet wireless printer. (It’s a current price low for this model by $49.) Sales tax is added where applicable. Features include up to 19 ppm, 1200 dpi, 802.11g wireless, 10-sheet priority feeder, 150-slot paper tray, USB 2.0 connectivity, and more.

Used Apple iPad 16GB 3G + WiFi Tablet (1st Gen) for $240 + free shipping

CowBoom cut its price on the used, 1st-generation Apple iPad 16GB 3G + WiFi Tablet, model no. MC349LL/A, to $249.99. Coupon code “iPad10″ drops it to $239.99. With free shipping, that’s $89 under our refurb mention from a year ago and the least expensive iPad we’ve seen. This 0.5″-thick tablet weighs 1.6 lbs. and features an Apple A4 1GHz processor, 9.7″ 1024×768 LCD touchscreen display, 802.11a/n wireless, Bluetooth 2.1 + EDR, accelerometer, compass, up to 9 hours of battery life, and more.

No warranty information is provided. Also, this item may have cosmetic blemishes.

OWC Mercury EXTREME Pro 480GB SATA 2.5″ SSD for $599 + free shipping

Other World Computing offers its OWC Mercury EXTREME Pro 480GB Serial ATA 3Gb/s 2.5″ SSD Solid State Drive, model no. OWCSSDMX480, for $599 with free shipping ($1.25/GB). Although similar 480GB SSDs are available for less, it’s still $150 off and the least expensive OWC Mercury EXTREME Pro SSD of its capacity we’ve seen. It features read speeds of up to 285MB/s, write speeds of up to 275MB/s, a SandForce processor, 512GB total flash memory with 32GB allocated to real-time data redundancy, and more.

Aluminum eSATA / USB / FireWire 3.5″ HDD Enclosure for $20 + free shipping

Zagall offers its Zagall Aluminum 3.5″ External Serial ATA / USB 2.0 / FireWire Enclosure for $19.99 with free shipping. That’s $14 below the lowest total price we could find for a similar enclosure elsewhere. It can be used with 3.5″ Serial ATA hard drives up to 2TB and comes with a 3-foot A-male to B-male USB cable, e-SATA cable, and Firewire 1394A cable.