1. Bring the invention emergency power to the power supply to the lamp LED 1 watts per battery switch on the lights for 10 minutes and measure the brightness of the lamp
2. Multi-meter current average number of 3 times to
3.The measured values calculated electric power
4. Repeat steps 1 - 3, but change to a 2-watt bulb LED and 3-watt
respectively 5. Compare the performance bulb size 3 LED both
6. Save the trial
การแปล กรุณารอสักครู่..
![](//thimg.ilovetranslation.com/pic/loading_3.gif?v=b9814dd30c1d7c59_8619)