The manufacturer states up to 12 hour battery life using Asus' patented 'smart power' saving technology. This allows the user to select mode settings to optimize the processor's performance. Turbo and Power-Saving modes can be selected by the end user or the PDA can be configured to switch automatically based upon application type.

Here is a brief summary of the Zayo Pocket PC technical specs . . .
- Microsoft Pocket PC 2002
- CPU -- 400MHz Intel PXA250 XScale processor
- Main memory -- 64MB RAM, 32 MB Flash ROM
- Display -- 3.5 in., 240 x 320 pixels Reflective TFT LCD, 65,536 colors
- External dimensions (W x D x H) -- 4.9 x 2.9 x 0.5 in.
- Weight -- 4.9 ounces
- Connectors and jacks
- built in speaker,
- Stereo headphone jack
- Infrared: FIR/SIR
- CF card adaptor provides GPS for mobile navigation
- Card slot -- SD/MMC Card
- Li-ion polymer rechargeable battery; Manufacturer states up to 12 hours of battery life
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