Deliver to Hong Kong
For best experience Get the App
Handy reference mug that shows the formulas of ohms law. On the other side of the mug and there is a useful chart of the colour bands for resistors.
TrustPilot
Reema J.
1 个月前
苏雷什· K.
4天前
Meera L.
3 周前
拉维·S。
2 个月前
