I drive my car everyday but the low battery warning light came on and I'm unsure of how to charge it without the use of a charger or jump leads. (mechanics.stackexchange.com)
We've all been there: Waiting for an urgent email, text or call while watching the red battery warning light flash as you are running from one place to another. (slaw.ca)
Low battery warning signal flashes when power drops below 30 %. (littleangels.ie)