- - You can type easily – even in the dark – with brightly backlit, laser-etched keys that provide precise illumination that adjusts to suit your needs. Only the characters are illuminated, so you can see just what you need to see without distraction.
- - The PerfectStroke™ key system helps make every stroke comfortable, fluid and whisper-quiet, while the concave design and softly rounded edges of the durable Logitech® Incurve keys™ position your fingers properly and invite your fingertips to glide from key to key, hour after hour.
- - Thanks to fast, flexible recharging, you'll never need to deal with wasteful disposable batteries. Instead, simply plug in the universal micro-USB cable: you get up to 10 days of battery life on a single charge. You can even use your keyboard while it's recharging.
- - With sleek lines, a clear edge and low-profile keys, this streamlined keyboard adds style to your workspace – whether you've got a laptop or desktop.
- - The tiny Logitech® Unifying receiver stays in your laptop. There's no need to unplug it when you move around, so there's less worry of it being broken or lost. And you can easily add compatible mice and keyboards to the same receiver.
Wireless Illuminated Keyboard K800
Logitech® Wireless Illuminated Keyboard K800 delivers a brilliant typing experience-day or night. You can type easily-even in the dark-with brightly backlit, laser-etched keys that provide precise, adjustable illumination. With sleek lines, a clear edge, and low-profile keys, the streamlined design adds style to your workspace-whether you've got a laptop or desktop. You'll also enjoy comfortable, fluid, and whisper-quiet typing with the PerfectStroke™ key system and durable Logitech Incurve keys™ that cradle your fingertips. And your keyboard is always ready when you need it thanks to the micro-USB cable that lets you recharge while you type and the tiny Logitech Unifying receiver that you can plug and forget.
Logitech Wireless Illuminated Keyboard K800, Wireless, RF Wireless, QWERTZ, Black
Logitech Wireless Illuminated Keyboard K800. Connectivity technology: Wireless, Device interface: RF Wireless, Keyboard layout: QWERTZ. Product colour: Black
Proximity detection is practical and effective, Keystrokes are soft, gentle and quiet, Can be used wired or wireless, batterylevel indicator, Nice design, A truly unique product (as yet)... 
No light on the Num Lock key, Expensive, Can't be angled freely enough... 
This keyboard is undoubtedly the best in its field ... it's also the only product in its field for the time being. So if you're looking for a wireless backlit keyboard then you simply don't have a choice, the K800 is the product for you. The good news... 
