00:10

AA 1.2V 2000mAh 6 LEDs

01:20

魚缸底過濾，自動虹吸溢流管

00:16

Test LED

00:16

Test 15W LED

00:16

USB 5V Power Light up 12V 30w LED

00:16

USB 5V Light up 12V LED

00:30

HFSSTC

00:16

Tesla coil

00:16

DIY Tesla coil 特斯拉線圈超級簡單, 供電24v 5A , 用一粒MJE3055

00:16

DIY Magnesium rod + Activated carbon battery

00:16

淘寶門禁電鎖測試

00:16

ESP-01 開關 連接 home assistant

00:16

小蝦開餐

00:14

氫氣

00:16

3V AA Reed step-up 15w 48V LED No Transistor

00:16

Reed step-up 1.2V AA LED

00:16

DIY電子水冷系統用冷排散熱效果非常好30度室溫降24.5度

00:11

Fire Red Shrimp, Cherry Shrimp,櫻桃，極火蝦開餐

00:11

528hz frequency generator

00:11

3V wireless power

00:11

3V wireless power transmission lighting LED

00:11

AA 1.2V No transformer lights the 12V LED

00:11

AA 1.2V No transformer lights the LED

00:30

AA1.2V Simple moto簡單電動機

00:11

Mini Tesla coil ,12V ，迷你版特斯拉線圈

00:35

Tesla coil,13007,12V

00:55

my baby 2

00:27

Bedini fan 5v USB neon lighting

01:12

Newman motor

00:37

3v AA Reed step-up to 12V LED

00:54

3v wireless power

00:22

1.5v Reed switch LED

00:55

USB 5v CFL

01:22

DC12v Bedini Fan output 220v 10w LED

01:18

Reed switch back EMF

00:50

3V AA Mini Joule thief 3w LED

01:13

Test

01:08

My baby

00:55

1.5v to 12v Led Test

01:37

DIY冷水機用CPU水冷頭再加致冷片，12V 10A 電源供系統

01:37

1.2v AA battery powered 12v pc fan

01:15

1.5V AA inverter run 12v fan

03:14

LED Test

01:20

AA 1.2v CFL

01:24

Test Joule Thief

01:03

1.2V AA Joule Thief up to 12V LED

01:36

12v Led

00:59

5v Joule Thief 12v LED

00:50

Solid State Tesla Coil

01:17

High Frequency Solid State Tesla Coil 超級無線發電機

00:41

Wireless Power 無線電源 Led

03:45

Peltier TEC12706，Aquarium 冷片製作冷水機魚缸用養蝦子

01:26

小蝦

01:11

DC9V CFL

01:01

1.2V AA joule thief 12v LED

00:38

Testing is simple boost circuit 測試簡單升壓電路

01:12

Diy Lightning 1.2v AA Battery

01:01

1.2v CFL test

01:58

Neon Flash 1.2V AA

01:26

1.2v AA Joule thief neon