Confirm connecting ok then fix the light body and electrify to test function, Reading lamp and head lamp lighten when open the car door.

确认接线无误固定好灯体即可通电试功能，开门时阅读灯和照明灯应亮。

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But for something, like bike, lamp or something like this, it is OK. honestly, sometimes, I even found I became addict to second-hand stuff. The full process is interesting.

但是有些东西，比如微波炉，自行车，就无所谓啦，对于我这种喜欢占小便宜的“抠门”二手货自然是上好的选项。

youdao