Sanho Corp., a company that specializes in making Apple accessories, today introduces HyperMac - an external MacBook battery pack that works with the entire Apple MacBook family of notebook computers, including all MacBook, MacBook Pro and MacBook Air models. Available in 4 different capacities of 60 Wh, 100 Wh, 150 Wh and 222 Wh (compared to MacBook Air 37 Wh only internal battery), the external battery is capable of powering the MacBook for up to 32 hours when needed - allowing for long haul flights, extended outdoor shoots, expeditions to remote locations or any situation where electricity is simply not an option. Users can check the HyperMac battery level anytime with the built-in 4-stage lighted LED indicator. HyperMac battery also comes with a USB power port to charge any USB device including the latest iPhone 3G individually or simultaneously with the MacBook. The HyperMac battery packs are now available for pre-order at HyperMac and will be shipping later this month for $199.95 (60-watt-hour battery), $299.95 (100 Wh), $399.95 (150 Wh) and $499.95 (222 Wh).Specifications:

• Dimensions: 4.92 x 3.78 x 0.83" (60 Wh); 7.48 x 4.92 x 0.8" (100 Wh); 8.9 x 4.92 x 0.83" (150 Wh); 10.1 x 5.91 x 1.34" (222 Wh)
• Weight: 0.8 lb (60 Wh); 1.6 lbs (100 Wh); 2.4 lbs (150 Wh); 4.7 lbs (222 Wh)
• Battery: Lithium ion
• 4 stage LED battery level indicator lights
• USB 5V/1A power out