7 great inventions with 15v battery at home

8:33

3:36

7:52

8:53

2:29

6:48

4:38

2:58

10:03

6:48

10:53

2:58

3:54

19:14

5:05

8:20

5:12

10:08

15:59

10:15

4:36

8:53

9:26

13:18

3:12

7:45

5:55

10:22

3:00

3:00

5:27

17:02

10:13

3:56

5:27

6:29

3:29

11:09

10:28

3:15