1, only four components wireless chargingNightlight instruction manual , LED using wireless charging nightlight instruction manual is a seven-color slow flash type, the transistor is a common 9014, the resistance uses 1/8 watt. Below is a white and colorful LED each with one, using a knife two-throw switch to choose white or colored light. You can also remove the switch and use two leds of the same color to enhance the brightness, and the component parameters are unchanged. The night light made according to this circuit can work 24 hours a day, 365 days a year.
2, T Wireless charging night light instructions : 9014 triode; LED: White or color slow flashing light emitting diodes with a forward voltage drop of about 3V.
3, you just change that Rg from base to ground to base to positive voltage end. The triode can be H9011 or 13, the relay should be self-selected, and the sensitivity is of course good. Like, 2-5 milliamps will do.
4, this is a dark trigger circuit, the figure can be used to control the light band, if it is 12V, the current of the transistor allows, you can directly connect the light band to the relay position.
5,The following is both a simple and reliable light control LED circuit diagram, I have modified more than 100 mobile phone chargers called night lights according to it, no need to debug: transistor: 9014 LED: one or two 3V20mA white or seven color gradient light beads.
6, do not know how many LED, calculate the resistance value, each 2V, adjust the 100K potentiometer to the appropriate brightness can be acted. It is composed of two N-type semiconductors sandwiched by a P-type semiconductor, the PN junction formed between the emission region and the base region is called the emission junction, and the PN junction formed between the collector region and the base region is called the collector junctionThe lines are called Emitter e (Emitter), Base b (Base), and Collector c (Collector).
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1, need, upstairs seems to be the magnetic effect of the current, electromagnetic induction is magnetic electricity generation, guiding the body to cut the magnetic induction line to produce current.
2, however, whether the induction night light needs a socket depends on the specific product design. Some inductive nightlights may need to be connected to an electrical outlet for charging or powering, especially those designed for indoor lighting or requiring higher brightness. And some sensor night lights may be completely wireless, soPowered by batteries or wireless charging technology, such products are usually used outdoors or in places without power.
3. Yes. They're all 5V DC, and they're probably brighter on a charger than they are on a computer. Human sensing intelligent night light can not pull the charging cable. The need for power to use, the human body induction smart light is directly plugged into the socket, and the mobile induction light has a built-in battery, which can also be used after charging.
4, with the development of science, the night light is now based on intelligent light control, no need to install the pin directly into the ordinary socket at home can be used, no need to switch, intelligent lightThe control night light will automatically turn on or off the night light according to the brightness of the surrounding light, when the light is bright, the night light will automatically turn off, when the light gets dark, it is very convenient.
5, with the development of science now the night light is dominated by intelligent light control switch night light, do not install the pin directly into the ordinary socket at home can be used, do not use the power switch, intelligent light control switch night light will automatically open or turn off the night light according to the brightness of the nearby light, when the light is bright, the night light automatically exits. The night light turns itself on when the light gets dark, which is convenient.
Silence. Both have timing features that allow you to enjoy the projection without having to worry about power issues.
Smart sleep and sleep light recommended/Sleepace sleep (279 yuan) / : As the best sleep light, its red-orange light helps to relax the body and mind, timing function and music play function to make your night more peaceful.
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