To hold the light bulb at a vertical angle and stop it from falling off.
Check your brake (stop) light fuse
The ground for the brake lamp. When the tail lights are off, the tail light circuit can act as a ground for the brake light. When the tail lights are on, it can't.
The separate on-off switch for a lamp is called a "lamp switch" or a "light switch." It allows you to easily turn the lamp on or off without having to unplug it from the outlet.
It turns a lamp on and off.
lomentwist
it gave off light
To determine if your outside lamp post has a sensor or a photo cell, check for a small device or lens on the lamp that detects light levels. A photo cell typically adjusts the light based on ambient light conditions, turning on at dusk and off at dawn. If the lamp has a motion sensor, it will activate when it detects movement, regardless of the surrounding light. You can also refer to the lamp's specifications or manual for details on its features.
The light bulb is inside the lamp base, right?so, when you turn on the lamp, the light shines THROUGH the lamp base, although dimmer, so you can se both. if you took the lamp base off, the light bulb would look brighter.
LAMP!
Check stop light switch for misadjustment or defect
The OFF position on the light switch interrupts the flow of electricity to the light bulb. If the switch is ON, there is always electricity at the light socket, even when the light bulb is removed. if the lamp is still pluged in electricity is still flowing through the lamp even if it is off or on