Yam Taw Qhia:

20CM nrug Pigtail Insulator
Cov ntsia hlau no mus rau hauv lub laj kab ntoo kom txo qhov kab ua haujlwm txog 20cm deb ntawm kab ntawv.
Qhov no yog ua los ntawm 7mm tuab hlau thiab tiv thaiv los ntawm UV tiv taus tuab yas tubing.

daim ntawv thov: