Best Power Diode Module

5mW 650nm Red Laser Diode Cross Module 2 Pack (Red Cross)

• Direct Green Laser Diode for large temperature operation range. Dimensions : Ø0.255" x 0.87" (Ø6.5 x 22.1 mm).
• This module has integrated optic, laser diode, and APC driver circuit. APC Driver Circuit enables the Laser output power safe and constant..
• Aspherical glass lens provides tight Dot Laser in large temperature range..
• Wavelength : 505~530 nm. Laser output power : Class IIIa - less than 4mW..
• Beam Divergence (Half Angle) : 003c0.6 mRad. 3~6 VDC operation. Connection type : Lead wire. Please notice: laser modules are not supposed to be sold with any power source, power supply, or wiring terminals. Because modules are simply components, and it means that you have to wire it to your own power source by yourself..

Qiaoba Laser Diode Module 650nm 5mw Red Lazer Diodes 2Pack (Laser Cross)

• Wide Range of Working Temperature: The mini diode laser head can work in -10 degree~£«40 degree.
• Application: The red dot laser head widely be used for Level instrument, Ground instrument, Long distance laser listener remote light control, Long distance laser wireless communication, etc..
• Feature: The laser head with 650nm wavelength, and working voltage: 5V. Output power: 5mW. Laser Shape: Dot.
• Wire connection: Red wire connect to Positive, Blue wire connect to Negative.
• Package Include: 15 Pack mini laser dot diode module head red 650nm 6mm 5v 5mw diode lasers..

SainSmart USB 4 Channel Relay Automation (5V)

• NOYITO 2-Channel Micro USB Relay Module is equipped with a stable USB to serial port chip and a microcontroller. It can use the serial port debugging software to send serial commands on the computer to control the opening and closing of the 2-channel relay..
• Onboard high performance microcontroller chip, CH340 USB control chip.With power LED indicator and relay status LED.On-board 2-channel 5V, 10A/250VAC, 10A/30VDC relay, long relay life, can work 100,000 times continuously..
• Module with overcurrent protection and relay diode freewheel protection..
• NOYITO 8-Channel Micro USB Relay Module ASIN：B09RGTSHHW.
• NOYITO 4-Channel Micro USB Relay Module ASIN：B09RGVQXXT.

3v Relay Board Raspberry Pi Arduino Relay Module 1 Channel Opto-Isolate High Level Trigger for IOT ESP8266 Microcontrollers Development Board

• 【1 Channel Relay Module】- This Relay Board provides a single relay that can be controlled by any 3V/3.3V digital input from your microcontroller IO..
• 【Main Specification】- The 3v Relay 1 Channel power switch module compatible with 10A 250VAC and 10A 30VDC load.4pcs * 2.5 mm Fixed Bolt Hole..
• 【Adopted Optocoupler Isolation】- 3V/3.3V power relay module supports photocoupler isolation control and dual power supply input ensure high anti-interference ability. Fast response time less than 20ms and long life time up to 100,000 times snap action with diode freewheel protection..
• 【Jumper Caps】You can select whether the relay and the signal use the same power supply or not by removing the jumper caps on the pins. And It is better to share the same power supply, because that is more convenient for using..
• 【Wide Application】- These 3v relay board works well with Arduino/ ARM /PIC /AVR /MCU/Raspberry/CNC machine/ PS4/3.3V /NodeMCU/IOT/ ESP8266 module etc..

DollaTek 5V ESP8266 Four Channel WiFi Relay IOT Smart Home Cellphone APP Remote Control

• On board high quality MCU and ESP-01WIFI module Two working mode : Mode 1:cellphone carry on wifi module directly Mode 2:cellphone and wifi module carry on router together Additional function :work as USB module when disconnect ESP-01 module.
• Transmission distance: (1) the open environment, the mobile phone when carrying on the WIFI module maximum transmission distance of 100 m.
• (2), when the WiFI module and cell phone carrying on the router at the same time the signal transmission distance depends on router signal.
• Use the Smartconfig technology to complete the configuration of the account and password of the esp-01 WIFI module on the mobile APP. The configured account and password will be memorized after power off.
• The board contains 5V,10A/250V AC 10A/30V DC relay, which can continuously absorb 100,000 times, with the protection of diode current and short response time..
• With mode option and working statue LED indicator.With 4 isolator and strong anti interference ability.Reserved UART debug interface and MCU download port for program.

1200W High Power DC to DC Boost Converter, PEMENOL DC 10-36V to 12-80V Boost Module Step-up Transformer, Adjustable Charging Power Supply for Electric Vehicles and Solar Power

• ★High Power DC to DC Boost Converter: This module with a function of constant voltage and constant current. It can be used to provide charge for electronic devices. Suitable for voltage stabilization of solar panels, charging of batteries, lithium batteries, etc.
• ★Wide Input Voltage and Output Voltage: Input voltage: 10-36V.
• output voltage:12-80V. The output current can be adjusted(Max 20A). ultra-low input and output voltage difference. When the current > 18A, please strengthen the heat dissipation.
• ★With Overcurrent and Short Circuit Protection : Double short-circuit protection (input 20A fuse).
• with output anti-reverse flood protection, no need to add anti-reverse diode when charging.Note: There is no reverse connection protection, if you have this need, please connect a diode in series with the input.
• ★Large Heat Sink: Large heat sink design (85mm*62mm*64mm), and it has been processed with black oxidation (black oxidation has better heat dissipation). Which can prolong the service life of the module and make the conversion efficiency of the module higher.
• ★Widely Application: High-power LED constant current drive, Lithium battery charging, Ni-Cd or Ni-MH battery charging, Solar panels, Wind Turbines, and so on.

DC DC Buck Boost Converter Variable Voltage Regulator CC CV 0.5-30V 4A 5V 6V 12V 24V Power Module Adjustable Voltage Regulated Laboratory Power Supply

• output voltage range is DC 0.5-30V, can be arbitrary adjustable.
• output current can be 3A for long term use, if enhance heat dissipation, it can reach 4A.
• max output power is 35W, if enhance dissipation, it can reach 50W.
• LCD displays input/output voltage, output current/output power/output capacity/output time.The module can be set to ON/OFF by default.
• Safe Protection: the module is with Anti-reverse connection protection of input end, so that it will not burn out when there is reverse connection.Anti-backflow protection at the output end. No need to add anti-backflow diode when charging. Multiple software protection mechanisms are available, and the protection threshold is adjustable. When the working parameters of the module exceed the protection threshold, the output will be automatically turned off.
• Application: the volt conversion board can be used as an ordinary buck/Boost module with over-current protection.
• used as a high-power LED constant current driver module.
• DIY a solar power controller, Battery Charging.
• Output ripple is small and πfilter is available.Thick heat sink .Buck-boost Integrated.

Creality 3D Printer Laser Engraver Module Ender 3 S1 Laser Engraving Kit 5W 24V 455nm Blue-Violet Light, Safety Cover, Fixed Focus, and Soot Absorption for Ender 3 S1, Ender 3 S1 Pro & Ender 3 S1 Plus

• Premium Laser Diode: Featuring reliability, high stability and high efficiency, the premium laser diode in this module allows for excellent laser beam quality. The 5W high-power engraving speed is faster, and the accuracy is higher..
• Fixed Focus: Compared with the adjustable focus laser module, the light spot of the fixed focus laser module is smaller. The unique convenient focusing unit can quickly and accurately fix the focus and make the best engraving effect..
• Fast Heat Dissipation: Equipped with a large aluminum heatsink, cooling DC fan, and an added hole to improve airflow, all of which contribute to fast and efficient heat dissipation, the built-in air filter cotton can absorb smoke and odor, allowing for prolonged service life..
• Full Protection: Upgraded with a new safety cover that meets FDA Class 4 safety level requirements to prevent laser damage to eyes and skin..
• Compatibility and Application: The laser module is compatible with Ender 3 S1, Ender 3 S1 Pro, and Ender 3 S1 Plus. It can be used to cut cardboard, wood, bamboo, rubber, leather, acrylic, plastic, etc..

405nm 445nm 450nm Laser Diode LD Driver Board 12V 2W Step-Down Constant Current Drive Circuit of TTL Modulation Power Supply

• Direct Green Laser Diode for large temperature operation range. This module has integrated optic, laser diode, and APC driver circuit..
• APC Driver Circuit enables the Laser output power safe and constant. Aspherical Glass lens provides tight Dot Laser in large temperature range..
• Dimensions : Ø0.275" x 1.03" (Ø7 x 26.1 mm).
• Wavelength : 505~530 nm. Laser output power : Class II - less than 1mW..
• Beam Divergence (Half Angle) : 003c0.6 mRad. 3~6 VDC operation. Connection type : Lead wire. Please notice: laser modules are not supposed to be sold with any power source, power supply, or wiring terminals. Because modules are simply components, and it means that you have to wire it to your own power source by yourself..

Quarton Laser Module VLM-650-03 LPA (ECONOMICAL DOT Laser)

DTOL 10pcs 5V 650nm 5mW Red Dot Laser Head Red Laser Diode Laser Tube with Leads Head Outer Diameter 6mm

• Economical Red Dot Laser - Low cost solution for consumer grade positioning, measuring, pointing and laser sighting device. Please notice: laser modules are not stand alone item. They are not supposed to be sold with any power source, power supply, or wiring terminals. Because modules are simply components, and it means that you have to wire it to your own power source by yourself..
• Wave length: 650nm. Output power: Class IIIa – less than 5mW. 2.6~5 VDC operation. Beam Divergence (Half Angle) : 0.6 mRad. Beam shape: oval, not perfect circular. Dimensions: D7 x 21 mm..
• Red laser. Ideal Laser module if cost is a very important consideration. Notice: This item is not a laser pen. Laser modules are not supposed to be used for commercial use like normal laser pointers..
• This module has an integrated optic, laser diode, and APC driver circuit. APC driver circuit enables constant Laser output power..
• Aspherical plastic lens provides Dot spot. The operation voltage is 2.6~5 VDC. Please make sure that you connect this module to the appropriate voltage (2.6~5 VDC)..

Baluue 10pcs Vibration Sensor Module Normally Closed Alarm Switch Module High Sensitive Efficient Vibration Switch Module for Car Truck Auto Vehicle

• TCRT5000 infrared emitting diode constantly launch infrared sensor, the infrared ray is emitted when reflected back were not reflected or but strength is not big enough, the infrared receiving tube has been in the off state, the output end of the module at this time as the low level, indicating diode has been put out state.
• Tested objects appear within the scope of testing, infrared light is reflected back and strength is enough big, infrared receiving tube saturation, at this time the output of the module for the high level, indicating diode lit up..

Laser Engraver Cutting Module, LASER TREE 10W Output Optical Power Diode Laser Head, Double Ultra-Fine Compressed Spot Laser Cutter Module with Air Assistance, Laser Engraver for Wood and Metal, 24V

• POWERFUL 10W DUAL LASER MODULE – The LASER TREE laser module has 80W machine power and 10W output power, 0.08*0.08mm compressed spot enabling finer laser engraving. The laser module engraves 304 stainless steel up to 300mm/s at a 45mm focus length. And laser cutter module ability to cut through 8mm thickness plywood by one pass at speed of 1.5mm/s. Excellent engraving speed & remarkable cutting ability for a better cutting/engraving experience..
• AIR ASSIST & EYE PROTECTION MODES – AIR ASSIST Mode: LT-80W-AA laser engraver module is equipped with an air assist metal nozzle that can make material edges cleaner when cutting/engraving. That will greatly reduce burned marks and bring you an excellent cutting experience. (Note: Air-assisted pump not included) Mode 2: This laser module comes with a detachable eye protection cover. When engraving with this laser head, you could use this protective cover that can effectively filter blue light..
• ULTRA-LONG SERVICE TIME – The main part is made of aluminum alloy to make the module structure more solid. And this laser cutter engraver module built-in fan cooling system, a fan speed of 10000 rpm, and cools efficiently to prolong service life. Original diode, high quality, lifetime up to 20,000 hours. Engraving ....