led light bulb fault finding

1:15

2:48

2:08

4:07

5:13

2:21

4:53

1:29

7:50

6:37

6:00

6:58

7:07

10:01

2:08

7:31

5:17

1:54

5:47

10:38

3:59

1:15

1:50

3:19

3:58

18:52

16:39

11:13

2:55

10:18

7:25

6:23

1:46

2:17

9:56

2:07

کوتاه

کوتاه

3:12

2:57