3 ms·
Make it run on mains or USB power, with the battery only being used if the power is disrupted. After all, one wouldn't want to have to charge their smoke detec
by Aardwolf 13y ago
Make it run on mains or USB power, with the battery only being used if the power is disrupted.
After all, one wouldn't want to have to charge their smoke detector every day like a smartphone, right? (Not once a month either).