dc motor generator

3:01

4:56

11:43

9:52

10:37

12:09

12:22

10:20

5:57

6:10

10:01

4:23

3:25

40:17

11:27

10:35

11:08

13:46

7:41

7:43

13:45

10:54

10:25

11:39

11:50

7:26

10:23

10:42

12:31

9:30

10:30

2:13

3:36

5:27

10:45

11:20

7:25

11:45

9:13

6:57