1.How long do LEDs last ?
LEDs are rated by manufacturers to operate under normal conditions or 50000 hours of continuous use. As LEDs get older, they tend to dim and fade but aren’t susceptible to blinking like incandescent.
The international (SI) unit of luminous flux or quantity of light and equals the amount of light that is spread over a square foot of surface by one candle power when all parts of the surface are exactly one foot from the light source.
3.what’s the payment methods you can accept ?
We can only use T/T. The bank information will be written in the PI. We can’t use Western Union and Paypal.