1.[Solar-powered]The solar system can automatically charge for rechargeable batteries in a well-lit environment during the day. After dark, a light sensor will sense the changes of the outside light. If you use the fake security camera indoors and want the light to flash at night, you need to install 2 x AA rechargeable batteries (not included). 2.[Function]Simulation lens and flashing red light, looks extremely realistic when hanging, for scaring or alerting unwanted guest or any trespass. And red LED lights flashing every 2 seconds, which added feature gives a convincing impress. 3.[Super ]Using high-quality ABS material, waterproof, sunscreen and antize, it can be used normally in extreme weather. Blinking red LED powered by solar or 2pcs AA batteries saves more power for dummy cameras. 4.[Widely Used]Protect your home, shops and business. Suitable for Large shopping malls, commercial suites, single apartments, supermarkets, office buildings,both indoor and outdoor usage. Mix fake and real security cameras to increase your security at a fraction of the cost.