Top Alarm Power Supply

POWERBES DC Power Supply Variable 120V 3A - Adjustable Horizontal Switching Regulated Benchtop, Highly Portable, 3-Row & 4 Digits Display, Highly Accurate (0.01V - 0.001A), Testing Leads Included

  • 【Highly Accurate Encoder Adjustment】 Just press the voltage or current encoder knob of the DC power supply to switch between each digit, and then turn the knob to set each digit in the range of 0-9, you can directly and accurately set the voltage or current you want. It is more precise and convenient than traditional knobs..
  • 【Output Switch Control】 In the process of using the variable power supply, you can adjust the voltage and current you need by pressing the output button at any time. This design can prevent you from damaging the appliance because you forget to disconnect the output. Effectively improve your experiment efficiency..
  • 【Automatic Power Calculation】 The bench power supply will automatically calculate the power based on the voltage and current, and display the voltage, current and power on the high-definition four-digit digital display. The accuracy is 0.01V, 0.001A. The bright digital display allows you to use the bench power supply in a dim environment..
  • 【Short Circuit Alarm】 When the load equipment fails and short-circuits, the adjustable dc power supply will emit a buzzer alarm. Prevent excessive output current from damaging the load equipment. In addition, it has multiple protections, such as grounding wire, leakage pr....
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SNDWAY SW-525A 30-130dB Digital Sound Level Meter with Large LCD Display Noise Meter Decibel Wall Mounted Hanging

  • 1. Measuring range: 30 to 130dB, the product operation is very convenient, it can be used only by connecting the power supply (additional power supply needs 5V 1A) accuracy: ±1.5dB (reference sound pressure level, 94dB @ 1KHz), frequency response range: 31.5Hz ~8.5KHz.
  • 2. Large 9.6-inch LCD display with backlight, powered by DC 5V 1A Micro USB socket, this meter can be used to measure noise in various occasions and accessories, such as factories, offices, homes, traffic routes, audio, air-conditioning refrigerators, etc. Wait.
  • 3. Alarm switch setting: short press the "horn button" to turn off the alarm and the red light goes out, then press the "horn button" to turn on the alarm, and the red light is on. In the normal measurement state, long press the "horn key" to enter the alarm setting, adjust the alarm value through the up and down keys, short press the "horn key" to save the alarm value, or short press the "power key" to cancel the setting..
  • 4. Note: Power on, short press the "switch machine" button to shut down, long press the "switch machine" button, automatic startup function: the product will automatically turn on when connected to the power supply, long press the "switch machine" button, it will shut down, if LCD display appears The numbers o....
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DC Power Supply Variable, Bench Power Supply with Output Switch, Short Circuit Alarm, Adjustable Switching Regulated Power Supply 30V 10A with 4-Digits LED Power Display, USB Quick-Charge Interface

  • 【Highly Accurate Encoder Adjustment】 Just press the voltage or current encoder knob of the DC power supply to switch between each digit, and then turn the knob to set each digit in the range of 0-9, you can directly and accurately set the voltage or current you want. It is more precise and convenient than traditional knobs..
  • 【Output Switch Control】 In the process of using the variable power supply, you can adjust the voltage and current you need by pressing the output button at any time. This design can prevent you from damaging the appliance because you forget to disconnect the output. Effectively improve your experiment efficiency..
  • 【Automatic Power Calculation】 The bench power supply will automatically calculate the power based on the voltage and current, and display the voltage, current and power on the high-definition four-digit digital display. The accuracy is 0.01V, 0.001A. The bright digital display allows you to use the bench power supply in a dim environment..
  • 【Short Circuit Alarm】 When the load equipment fails and short-circuits, the adjustable dc power supply will emit a buzzer alarm. Prevent excessive output current from damaging the load equipment. In addition, it has multiple protections, such as grounding wire, leakage pr....
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Baotop Projection Digital Alarm Clock for Bedroom LED Alarm Clock for Bedrooms with USB Charger Port, 12/24H,DST,Snooze, Mirror LED Loud Alarm Clock (White)

  • ...d humidity notification, alarm and time display functions. The large 7.3-inch display is easy to read, especially for children and the elderly.You can see the time clearly.
  • 【USB Charging Port & Memory Battery Backup】 Digital alarm clock is powered by a USB power cord, you can choose a wall socket or mobile power supply power it Memory battery(NOT INCLUDED) has a time memory function. When the power is off, the digital clock system still keeps normal timing don't need to reset the time and alarm clock after the power supply is restored..
  • 【WORRY FREE SHOPPING EXPERIENCE】Please select Baotop Store for purchase.For all customers who have purchased our projection alarm clock, we will provide friendly customer service and promise to do our best to solve the problem for you. If you meet any problems with the product, please feel free to contact us through the order information or e-mail. We will get back to you within 24 hours..
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ORIA Digital Alarm Clock, 6.5 in LED Alarm Clock, Electronic Alarm Desk Clock for Bedroom with Snooze, USB Charging Ports, 3 Adjustable Brightness for Bedroom, Home, Office, Blue and White

  • ⏲️【Large LED Display】 This digital alarm clock comes with 6.5" large screen and large font so that you can easily read the digital display..
  • ⏲️【Dual Power Supply Methods】This LED clock supports USB power supply and AAA. It has a time memory function when using AAA.
  • When powered by USB alone, there is no memory function after power off. When AAA power, there is a power saving mode that will turn off the backlight after 16 seconds of inactivity..
  • ⏲️【Adjustable Brightness】Digital alarm clock provides 3 different levels of brightness, which can be adjusted to a comfortable brightness manually or automatically to protect your eyes and save energy at night. The display can be turned off completely with anti-interference Function..
  • ⏲️【Easy Snooze & 3 Alarm Mode】Alarm clock comes with working day alarm modes. You can set the time interval as you want, such as 1-5, 1-6, 1-7. Snooze function allows you to ask for1~60 minute extra sleep time.
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ORIA Digital Clock, LED Alarm Clock, 6.5inch Large Display LED Clock with Snooze, USB Charging Ports, 3 Adjustable Brightness Suitable for Bedroom, Office

  • 5 Display Modes:This upgraded version the alarm clock has 5 display modes: clock mode, alarm mode, date mode, temperature mode, night mode, which can meet your daily needs..
  • 3 Levels of Brightness: Digital alarm clock provides 3 different levels of brightness, which can be adjusted to a comfortable brightness manually to protect your eyes and save energy at night..
  • Dual Power Supply Methods: It supports USB power supply and AAA. This alarm clock has a time memory function when using AAA.
  • When powered by USB alone, there is no memory function after power off. NOTE: The screen will not always be on when the AAA provides power instead of the plug mode..
  • Large LED Display: This Digital alarm clock comes with 6.5 in large screen and large font so that you can easily read the digital display..
  • Heartwarning Reminder: If there are any problems with the use or function of the product, or if the product is defective/damaged, please contact the seller first, we will do our best to solve the problem for you..
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Jhua Digital Projection Alarm Clock Dimmable Alarm Clock with Indoor Temperature Hygrometer, USB Charger, LCD Display Dual Alarm Clocks for Bedrooms Ceiling Wall, DC & Battery Operated, Black

  • 【Rotatable & Clear Projection】160° rotating angle, 180° forward and reverse projection, cater to your different needs. Projection on the wall or ceiling, ensures you can easily and clearly read the temperature and time while lying in bed. The suggested distance of projection is 1-3m(3.3-9.8ft)..
  • 【Power Supply & Battery Powered】With two ways of power supply, this small digital alarm clock is power by AAA batteries( not included) or 5v power adapter(not included). There is a USB output port on the side of the alarm clock, which can charge for your phone and other electronic equipment..
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Projection Alarm Clock with FM Radio, 180° Projector Dual Alarms Clock with Snooze, USB Charger Ports, 0-100% Dimmer 5 Alarm Sounds with Sleep Timer 12/24H Setting Clock Radios for Bedroom

  • ...dimmer slider of the alarm clock with projection on ceiling allows you to adjust the full range brightness of the display to your preference - from exceedingly bright to exceedingly dim, not normal 3-level control. And there are 5 optional alarm sounds and 3 adjustable volume levels for you to choose from.
  • USB Power Supply & Memory Battery: Clock radios is powered by a USB power cord, you can choose a wall socket or mobile power supply to power the alarm clock.
  • an alarm clock with projection on ceiling also has a USB interface, alarm clock with USB charger can charge your phone, etc. smart devices in the office, bedroom or living room.
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ORIA Digital Alarm Clock, [Newest] LED Electronic Clock, Large LED Alarm Clock with Temperature Display, 12/24Hr, Snooze, USB Charging or AAA Powered for Bedrooms Living Room

  • ⏲️6.7" Large LED Display: This digital alarm clock with 6.7-inch large LED display, 12/24 hour format can be switched at will, allowing you to easily grasp the time, meeting your daily need..
  • ⏲️Dual Alarm & Temperature Display:2 sets of alarm clocks are set independently, and the default snooze time is 5 minutes. In addition, it also displays the indoor temperature (-10℃-50℃) and temperature unit (℃ or ℉)..
  • ⏲️Time Memory Function & 2 Power Supply: It supports USB power supply and AAA battery (battery not included). This alarm clock has a time memory function when using AAA batteries.
  • when powered by USB alone, there is no memory function after power off..
  • ⏲️3 Display Modes: There are 3 display modes with the upgraded alarm clock: Clock mode, alarm mode, temperature mode, which is suitable for your bedroom, living room, office..
  • ❤️Heartwarming Reminder: It is always on when USB powered, the screen will automatically turn off after 20s of battery powered, and the screen can be turned on by voice control or touch.
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BAOTOP Projection Alarm Clock for Bedroon with Projection on Ceiling Mirror Alarm Clock Large Dispaly Colorful Digital Clock USB Charger Ports 12/24H,DST,Snooze, Mirror LED Loud Alarm Clock (White)

  • ...functions. The large 7.3-inch display is easy to read, especially for children and the elderly.You can see the time clearly.
  • 【USB Charging Port & Memory Battery Backup】 Digital alarm clock is powered by a USB power cord, you can choose a wall socket or mobile power supply power it Memory battery(NOT INCLUDED) has a time memory function. When the power is off, the digital clock system still keeps normal timing don't need to reset the time and alarm clock after the power supply is restored..
  • 【WORRY FREE SHOPPING EXPERIENCE】Please select Baotop Store for purchase.For all customers who have purchased our projection alarm clock, we will provide friendly customer service and promise to do our best to solve the problem for you. If you meet any problems with the product, please feel free to contact us through the order information or e-mail. We will get back to you within 24 hours..
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Kidde Carbon Monoxide Alarm

  • Peak Level Button – Displays the peak CO level recorded by the alarm since it was last reset or unplugged.
  • Test Button Functions – Tests the unit for proper operation and resets the Carbon Monoxide alarm.
  • LED Operation – Blinking dot in lower right corner of display denotes normal operation.
  • Ten years after the initial power up, this alarm will “beep” two times every 30 seconds to indicate that it is time to replace the alarm..
  • NOTE: This CO alarm is not battery operated. However, these alarms are equipped with 9 volt battery backup – the 9 volt battery is to supply short term back-up during a power outage..
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KIAHIN Colorful LED Projection Alarm Clock with Projection on Ceiling, Projection Alarm Clock for Bedrooms, with USB Charger Port,12/24H,Snooze, Mirror LED Loud Alarm Clock for Kids Girl Boy Elderly

  • ...ock more beautiful and fashionable. It can also be used as a temporary vanity mirror, with temperature and humidity notification, alarm and time display functions..
  • 【Battery Backup Function and Adjustable Snooze Time】Digital alarm clock is powered by a USB power cord, you can choose a wall socket or mobile power supply power it Memory battery(NOT INCLUDED) has a time memory function. When the power is off, the digital clock system still keeps normal timing don't need to reset the time and alarm clock after the power supply is restored. Help to preserve time in case of power outage. You can easily set your desired snooze time from 1 minute to 15 minutes..
  • 【Guarantee】 If there is any quality problem, please contact us immediately, we will send you extra brand new for free, If you are not satisfied also can return it with a full refund..
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