Shenzhen wide way optoelectronics Co.,Ltd doing high and low temperature testing
The testing show our traffic light can use temperature between -40 degree to 70 degree.
The sample use for testing is our LED countdown timer .
Below details for you refrence :
If you are interested in our traffic light please contact us freely at
fiona@wdm88led.com or lisheng@wdm88led.com
Post time: Feb-20-2017