In today’s smart home era, wire-free or no power supply security cameras are gaining popularity. The appeal is obvious: no messy cables, no drilling, and the freedom to install cameras wherever you need them. Homeowners, small business owners, and property managers increasingly rely on these systems to protect homes, vacation properties, construction sites, and remote areas. But what does “without power supply” really mean? Can a security camera truly work without any electricity? At WEILAILIFE, we aim to clarify the technology behind these cameras, their advantages and limitations, and how to get the most from them...