Do you know what’s difference between t10 and t20 bulb?

នៅក្នុងសំបុត្រនេះ ខ្ញុំចង់ពន្យល់អ្នកអំពីអំពូល T10 vs t20 ដោយសង្ខេប។

At the first, T10 bulbs are always single filament, but t20 bulb includes single beam and double beams.

The second, T10 is small size, which is about 10mm diameter, but t20 is 20mm diameter.

ភាពខុសគ្នាបំផុតនៃអំពូល t10 និង t20 គឺវ៉ាត់។

T10 is 12v 5w, but most of t20 bulb will be 12v 21w.

In order to make you clearly t10 vs t20 bulb, I will show you picture as below.