Meaning of A battery

1. Make sure to always carry a spare battery for your camera when traveling.
2. The remote control for the television needs a new battery.
3. The flashlight in the emergency kit has a rechargeable battery.
4. I need to replace the battery in my smoke detector.
5. The car wouldn't start because the battery was dead.
6. The laptop battery only lasts a few hours before needing to be recharged.
7. The toy car stopped working because the battery ran out.
8. The scientist conducted experiments with a battery to test its energy output.
9. The clock on the wall needs a new battery to keep accurate time.
10. I forgot to turn off the lights in the car and drained the battery.