檢視指示灯的原始碼

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| style="background: #FF2400" align= center|  '''<big>指示灯</big>'''
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|<center><img src=https://img0.baidu.com/it/u=1753196302,3160518961&fm=253&fmt=auto&app=138&f=JPEG?w=517&h=349 width="300"></center>
<small>[https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=%E6%8C%87%E7%A4%BA%E7%81%AF&step_word=&hs=0&pn=37&spn=0&di=7108135681917976577&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=0&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=undefined&cs=1030263425%2C51776305&os=1337755874%2C1764280662&simid=3319713166%2C126408400&adpicid=0&lpn=0&ln=1833&fr=&fmq=1655677760942_R&fm=&ic=undefined&s=undefined&hd=undefined&latest=undefined&copyright=undefined&se=&sme=&tab=0&width=undefined&height=undefined&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=https%3A%2F%2Fgimg2.baidu.com%2Fimage_search%2Fsrc%3Dhttp%3A%2F%2Fimg.qy6.com%2Fprod%2F2009%2F1102%2F426477.jpg%26refer%3Dhttp%3A%2F%2Fimg.qy6.com%26app%3D2002%26size%3Df9999%2C10000%26q%3Da80%26n%3D0%26g%3D0n%26fmt%3Dauto%3Fsec%3D1658269760%26t%3D5277d45dbe51e9fc5a8023c5329a9799&fromurl=ippr_z2C%24qAzdH3FAzdH3F6v5_bcd_z%26e3Bqym_z%26e3Bv54AzdH3Fvr1qAzdH3Ffi5or6519dm900_z%26e3Bip4s&gsm=25&rpstart=0&rpnum=0&islist=&querylist=&nojc=undefined&dyTabStr=MCw4LDMsMiw2LDQsMSw1LDcsOQ%3D%3D 来自 呢图网 的图片]</small>
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| style="background: #FF2400" align= center|  '''<big></big>'''

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中文名；指示灯

外文名；indicator lamp

作用；照明

用途；汽车指示灯

分类；10类

科目；交通工程
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家庭[[照明]]灯的一种按键开关上常有一个'''指示灯'''。这种指示灯的电阻极大，使电路中的电流极小，从而使在夜晚用电器的电压达不到额定电压而不能亮，一般情况下这种指示灯内有一个[[电容]]，因为一个小小的指示灯是容不了220v的电压的。<ref>[https://wenku.baidu.com/view/64a6ca2cbd64783e09122b0c.html 指示灯颜色规范],百度文库 , 2012年3月27日</ref>