This product has the advantages of low voltage drive, environmental protection and energy saving, high brightness, wide scattering angle, good consistency, ultra-low power consumption, and ultra-long life. The control circuit is integrated on the LED, making the circuit simpler, smaller in size, and easier to install. Positive output, long flashing after power-on. Flashing frequency: 1.5HZ, duty cycle 1/2. Frequency tolerance: ±30%.