That's because the camera is wireless and runs on batteries. Fortunately, it takes a pretty common battery type and doesn't need a ton of them. It doesn't take much to power a Blink Outdoor 4.
According to Shi, the most common cause of a swollen battery is overcharging. Keeping your battery at a high state of charge can stress it out, allowing it to degrade faster. “In an application ...
It could be a bad sign if it takes longer, with dirty or corroded connectors on the battery pack being a common issue. It could also indicate an acid leak, which is more hazardous. Devices powered ...