Flyte is a wireless light bulb floating in the air above a small wooden base in which magnets are embedded. This lamp is already actively used because it takes surprisingly little energy: if it’s on for 6 hours per day, the lamp can work for as long as 22 years.
You can find it on Amazon.com! Look in the "Sports & Outdoors" tab for "Sawyer Products B4 Extractor Pump Kit". The price right now is $16.99.