: A portable option that looks like a high-quality writing instrument but includes a one-touch camera for mobile surveillance. Available at Zetronix for $149.99 $119.99. Camscura Micro Hidden Camera

: Battery-powered models offer more placement freedom but typically only last 3–4 hours during continuous recording. Plug-in models, such as USB chargers, offer 24/7 power.

: A tiny, versatile module from BrickHouse Security ($76.95) that can record up to 24 hours when triggered, designed for covert monitoring in tight spaces. Key Features to Consider

: Before installing, check your local and state laws. For example, while hidden cameras are generally allowed in Florida, California has stricter regulations regarding recording without consent.