: 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

: While many claim "4K," actual recording quality is often 1080p. WiFi-enabled models allow for a live feed on your phone, while non-WiFi models save directly to a microSD card.

When looking for a small hidden wireless camera, you can choose between ultra-compact "DIY" modules that can be tucked into everyday objects or cameras pre-disguised as common household items like pens and chargers. Top Product Recommendations Zetronix 1080p USB Charger WiFi Camera Go to product viewer dialog for this item.

: 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.