Reviews Low Voltage Board

Convoy S2+ Cree XML2 U2 1B 940Lm 7135 x 6 8 - Mode LED Flashlight

  • Low Voltage: when the battery voltage is lower than 3V, the light flickers automatically.
  • Mode Memory: once the current mode lasts for more than 2 seconds, it will be memorized.
  • Mode Change: with a mode on within 2 seconds, half press the switch once to change mode.
  • with a mode on for more than 2 seconds, half press the switch twice to change mode.
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AOICRIE 5Pcs L298N Dual H Bridge Stepper Motor Driver Board For Arduino (5pcs)

  • 【Package Included】- 2pcs L298N Motor Driver Controller Board Modules..
  • 【Item Condition】- Drive voltage 5V-35V, high working power to 46V. Large current can reach 3A MAX and continue current is 2A. Power to 25w.(NOTE: To avoid damage, please use an external 5V logic supply when using more than 12V driving voltage.).
  • 【High Quality】- Use L298N as the main driving chip, so the module has such features as strong driving ability, strong anti-interference and low calorific value. And it also use large-capacity filter capacitor and diode with freewheeling protection function, thereby improve the reliability of module..
  • 【High Efficiency】- Dual-channel H-bridge design, can drive one 2-phase stepper motor, one 4-phase stepper motor or two DC motors..
  • 【Easy of Use】- No assembly required. This L298N board comes ready to go. Just wire up motors and power, this thing will work wonders..
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DuroMax DS4000S Portable Generator, Yellow/Black

  • Plenty of Power – With 4,000 peak watts and 3,300 running watts, this unit can handle heavy loads, from lights and a refrigerator to a home air conditioner and high amperage power tools.
  • Powerful Engine – The DuroStar 208cc OHV engine is a workhorse that provides plenty of power to handle multiple jobs, from powering high voltage appliances to heavy duty power tools.
  • Low Oil Shutoff – Protects your investment by automatically shutting the generator off when it senses that the oil is low.
  • Power Panel – The power panel includes a selection of outlets for maximum compatibility in your applications including: 2 120V household outlets and 1 120V 30A twist lock outlet. The panel also includes a voltmeter for measuring voltage output.
  • Complies with Emissions Standards – All DuroStar generators are both approved by the EPA (Environmental Protection Agency) and CARB (California Air Resources Board) and follow strict guidelines to ensure our generators are as environmentally friendly as possible.
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Goodman 80 000 BTU 80% AFUE Upflow/Horizontal Gas Furnace model GMH80803BN

  • Two stage gas valve control technology enables the installer to activate the 2 stage valve with the flip of a dip switch.
  • Control board has the provision to store the last 5 diagnostic codes in memory.
  • Low Voltage terminals and extra provisions for the 24 volt humidifiers and air cleaners.
  • Using self adjusting features, the furnace gets adjusted automatically to a high- or- low stage operation based on the temperature outside without any outdoor temperature sensor.
  • Low Constant fan enables the users to activate the low heat speed to ensure efficient circulation of air throughout the home.
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Onyehn 2pcs LTC1871 DC-DC Boost Step-up Voltage Converter Module 100W High Power Adjustable Output 3.5-35V Power Regulator Board with LED Voltage Meter

  • No user/operator instructions or data sheets.Find the download data by yourself, please make sure you consider whether you know the operation before buying. Size: 68x42x14mm, LTC1871 IC with External MOSFET..
  • Conversion Efficiency: Up to 96%. Low input voltage or a large difference between input and output voltage will degrade the current capacity and efficiency..
  • Boost voltage to a stable regulated output. Useful for a wide range of applications, such as powering 5V USB devices from a 3.7V lithium cell, powering higher powered electronics from a 12V battery, and a wide range of automotive and electronic projects. Constant voltage regulation, not for raw LEDs..
  • Button to switch measurement of the input or output voltage, and LED indicates the current measurement of the input or output voltage.
  • The nixie tube can be turned off by another button. Mentioned states are able to be memorized, is not lost even if the power is disconnected. (On-board marked "IN" LED is turned on, the nixie tube display input voltage value, "OUT" LED bright display is the output voltage value)..
  • Output voltage must be greater than input voltage, do not apply reverse polarity voltage, voltmeter works only when input is >= 4V..
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Acxico 3Pcs AD828 Stereo Dynamic Microphone Preamplifier Board Pickup Module DC 3.8V-15V MIC Preamp Module

  • The piezoelectric ceramic piece is sensitive to the sound wave vibration transmitted by the solid, and is not sensitive to the acoustic vibration of the gas, which can effectively reduce the environmental noise and avoid the whistling caused by the self-excitation. Can be used for guitar, erhu and other musical instruments..
  • Ultra-small volume dynamic microphone preamplifier board,two-channel design,suitable for a single lithium battery-powered,using AD828 fever op amp chip,suitable for low voltage power supply (3.8-15V).
  • If you only used one channel,the other channel needs to short-circuit the input with GND,To avoid interference with the signal crosstalk..
  • Working voltage:DC3.8V-15V.This microphone amplifier board without power regulator circuit,can only use the battery or linear power supply,can not use switching power supply,otherwise there will be interference..
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Audio Amplifier Board, DROK 5W+5W Mini Amplifier Board PAM8406 DC 5V Digital Stereo Power Amp 2.0 Dual Channel Class D Amplify Module for Speaker Sound System DIY

  • Parameters: DROK audio amplifier board working voltage is DC 5V, output power is 5W (2Ω 5V)/3W (4Ω 5V) / 1.8W (8Ω 5V). Input method is monaural input..
  • Artificial Material: this New-designed mini power amplifier is made of noble black immersion gold circuit board, imported KEMET speaker capacitor, large-capacity filter capacitor for channels. Besides, we customized black copper terminal blocks and gold-plated audio input terminal blocks for this new amplifier module..
  • High Performance: the digital amplifier module is with high efficiency of over 90%, general harmonic distortion noise is less than 10%, low quiescent current and noise suppression..
  • Safe Protection: the class D dual-channel amp board is designed with input reverse connection protection, short circuit protection, over heat protection.
  • Additional Function: it is available to connect amplifier type to choose different function (MODE: high electricity level is Type D, low electricity level is Type AB. Factory defaults high electricity level).
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Land Meets Bayou

  • ...action. What's more, it is a good decoration for garden or farm..
  • 2 Channel: Forward, backward, turn left and turn right, two-channel operation. Simulating real ducks swimming in the water, and moves freely on the water..
  • Low-voltage Protection&Waterproof: When the voltage is too low, the speed will automatically drop by 40%, reminding players to recall the remote-controlled duck boat. Double waterproof rubber ring on the hull, waterproof coating on the circuit board, the bottom of the boat is fully enclosed and waterproof, with good waterproof performance..
  • Stable and Smooth Sailing: The water-inducing paddle shaft is in contact with the water surface. After the fluid is sensed, the power can be quickly turned on. At the same time, the balanced double-coil slurry is used to make the speedboat sail more smoothly and without fear of overturning..
  • Early Childhood Educational Toys: Early childhood cognitive animal model toys,can be used in family indoor swimming pool or outdoor lake, river, pond and other waters..
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Rockville RWK41 4 Gauge Complete Car Amp Wiring Installation Wire Kit with RCA's Bundle with Hifonics ZG-2400.1D ZEUS Gamma 2400 Watt Mono Amplifier Car Audio Class D Amp

  • Package Includes: (1) Hifonics ZG-2400.1D ZEUS Gamma 2400 Watt Mono Amplifier Car Audio Class D Amp. (1)RockvilIe RWK41 4 Gauge Complete Car Amp Wiring Installation Wire Kit with RCA's. Low Noise Preamplifier Circuit: Maximum low voltage signal from the source unit comes into the amplifier circuit with minimal distortion. RCA Inputs: Nickel plated high temperature impact resistant with hex screw terminals that allow for secure connections and is erosion resistant..
  • High Level Inputs: Easily tie into OEM audio systems that do not offer RCA output to maximize after market amplifier power. Operation Mode: Mono only. Crossover Type: Onboard electronic crossover. Electronic Equalizer: Control of amplifier output with on-board electronic crossover to tailor specific frequencies to speakers and subwoofers. Class/Topology: Class D, High efficiency with big power in a small footprint..
  • Output Device Technology: "PWM MOSFET Power Supply, Stable power through the PC board with minimal heat generation. Heat Sink: Aluminum, Old School Hifonics Heat sink for Superior Heat Dissipation. Power Supply: Simpatico Coil Design,The dual coil Pulse Width Modulated power supply keeps voltage constant through the Ultra-Fi output devices. Output Connections: RCA Outputs, Daisy ....
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