Jennov 6MP PTZ PoE IP Dome Surveillance Camera (P91)

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Foggy Camera Lens? Here’s How to Restore a Clear View

This guide addresses foggy security camera lenses, explaining causes like temperature/humidity extremes, poor seals, rain/dew, and lack of ventilation. It offers practical fixes: hair dryer for surface fog, desiccants/rice for internal moisture, lens cleaning, ventilation improvement, and seal repairs. It also includes long-term prevention tips to maintain clear surveillance footage.

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The White Light on Your Security Camera: The Secret to Color Night Vision

This blog reveals how the white light on security cameras enables color night vision, contrasting it with traditional IR night vision. It details its working principle, advantages (detail identification, intruder deterrence, better low-light quality), ideal scenarios, key features to look for when buying, optimization tips, and myth-busting, helping users leverage this feature for effective surveillance.

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Do Movie Theaters Have Cameras? The Truth About Surveillance in Cinemas

This blog answers the common question “Do movie theaters have cameras?” with a clear “yes.” It explains theaters use cameras primarily to prevent piracy, ensure public safety, and boost operational efficiency. It details camera locations (auditorium backs, lobbies, parking lots), clarifies where cameras never go (restroom stalls, seat rows), and addresses privacy concerns, noting legal compliance and limited data retention.

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Different Types of Chargers and Their Uses: A Complete Guide

This guide covers various types of chargers—USB (A/C/micro-USB), fast chargers (PD/QC/adaptive), wireless (Qi/MagSafe), device-specific (laptop/smartwatch/camera/EV), and portable power banks. It explains how each works, their best-use scenarios, and key factors (compatibility, speed, safety) to help users choose the right charger for their devices.

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The Monthly Fee: Why Your Security Camera Wants a Subscription

This blog explains why security camera subscriptions are valuable, covering key perks: secure cloud storage (protected from theft/damage, scalable), advanced AI features (smart detection, custom alerts), ad-free experience, and anytime offline viewing. It helps readers decide if a subscription fits their home/business security needs based on risk levels.

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How To Install PTZ Camera? Your Complete Tips

This guide details the complete PTZ camera installation process: pre-installation planning (location, tools), mounting the bracket, connecting power/network, calibrating pan/tilt/zoom, and configuring auto-tracking. It highlights a key point for tracking models—their higher sensitivity to horizontal movement—with tips to optimize settings for accurate, reliable surveillance.

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