Reddit reviews PerfecTech Car Solar Power Simulated Dummy Alarm Warning Anti-Theft LED Flashing Security Light with new USB port（Red）

Fake Alarm Lamp Solar energy can be absorbed and saved in high efficiency solar cells,it's powered by solar,no need install batteryDummy Car Alarm will only flash when it is dark; Will NOT flash when it is light enough to keep item have highly efficient and longer life.You can cover the other end by dark paper if you want it to flash in daytime.Car Solar Power LED Light can be charged by solar whether you put switch to "on" or "off"Dummy Car Alarm Flashing Light no wires needed, just stick it to the roof of the vehicle with corresponding glueCar Anti Theft Light Demention: 5*2.5cm (2*1 inches)Exclusive new technology adds USB port to prevent rain without sunshine