To reduce swaying, they developed gel-based insoles embedded with battery-powered mechanical vibrators. |
Real-Time Clock: A battery-powered clock, which continues to maintain its time even while the system is powered down. |
If you do not have a battery-powered or crank radio, you may have no way of monitoring news broadcasts. |
The salient feature of the battery-powered boat was that it had all scrap materials. |
This meant we had to carry heavy battery-powered lights into the old stopes. |
It took time to save up the money to buy a little Sony battery-powered cassette recorder, but finally I ditched my reel-to-reel tapes. |