0 the length of time a device can continue to work before it needs its battery to be recharged (= to have more power put into it):
The battery level display screen provides a measure of how much battery life is remaining.
Battery life may not in the future be the problem we consider it to be now.
I support the initiative in favour of replacing the current car fleet with environmentally-friendly vehicles, given the small distances travelled, which is appropriate for the battery life of electric vehicles.
The latter meant that the average distance transmission from phone to the base station shortened, leading to increased battery life whilst on the move.
This mod will increase speed and responsiveness of the player, along with making it more durable and increasing battery life.
Early sonobuoys had limited range, limited battery life and were overwhelmed by the noise of the ocean.
Improvements are being made concerning the fire control system, battery life, weight, and magazine size.
There were no complaints about its weight, but improvements to the battery life and a range increase to 1,000 meters were being sought.
