ReviewsPower Diode Module

Shuian 10 Pcs 3V Relay Power Switch Board, Songhe DC 1 Channel Optocoupler Relay, High Level Trigger for IOT ESP8266 Development Board.

• The 3v Relay 1 Channel power switch module compatible with 10A 250VAC and 10A 30VDC load.4pcs * 2.5 mm Fixed Bolt Hole..
• 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..
• Equiped with high-current relay, AC250V 10A.
• DC30V 10A,each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground..
• Support dual power supply input ensure high anti-interference ability,high reliability of photoelectric isolation protection,The external connection uses the rotary crimping terminal, causes the wiring to be more solid..
• You are free to select whether the relay and the signal share the same power supply or not by removing the jumper caps on the pins or not. It is recommended to share the same power supply, because that is more convenient for using..

IR LED Diode Lasers 808nm 500mW 5.6mm TO-18 Infrared Laser Diode with Pd LD

AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module with Optocoupler Opto Isolation High Level Trigger for IOT ESP8266 Development Board

• 【30VDC 250VAC Load】 Equiped with high-current relay, AC250V 10A.
• DC30V 10A, each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground..
• 【High Level Trigger】The relay module is triggered by high level signal, which can be input from microcontroller IO..
• 【 3V/3.3V power relay module】- This Relay Board provides a single relay that can be controlled by any 3V/3.3V digital input from your microcontroller IO..
• 【Wide Application】- These 3v relay board works well with ARM /PIC /AVR /MCU/Raspberry/CNC machine/ PS4/3.3V /NodeMCU/ ESP8266 module etc..
• 【Long Life】 - Fast response time less than 20ms and long lifetime up to 100,000 times snap action with diode freewheel protection..

405nm Violet Blue Purple Laser Dot Diode Module 20mW 13mm x 42mm with US AC Power Adapter

AOICRIE 4PCS L298N Motor Drive Controller Board Module Dual H Bridge DC Stepper for Arduino

• L298N as Main driver chip L298N, strong driving ability, strong anti-interference, low calorific value, afterflow diode protection, more stable and reliable for Arduino projects, Use large-capacity filter capacitors and diode with freewheeling protection function, increasing reliability..
• Double H bridge design, can drive one 2-phase stepper motor, one 4-phase stepper motor or two DC motors, high efficient, To avoid damage the voltage stabilizing chip, please use an external 5V logic supply when using more than 12V driving voltage..
• Driving DC motor Because the module is drived by double H bridge,it can drive two motors simultaneously.Input the following driving timing from IN1-IN4 then the speed and direction of the stepper motor can be controlled..
• Easy to Use No assembly required. This L298N board comes ready to go. Just wire up motors and power, easy to use..
• Wide Usage Great for DIY Smart Car Robot Power MEGA R3 for Mega2560 Duemilanove, if driving voltage is more than 12V, use external standard 5volt TTL outputs to switch the H-bridge circuits..

8PCS L298N Motor Drive Controller Board Dual H Bridge DC Robot Stepper Motor Compatible with Ardu-ino Electric Projects, Smart Car Robot

• Dual-channel H-bridge driver working mode creates higher working efficiency,L298N as main chip, Can drive one 2-phase stepper motor, one 4-phase stepper motor or two DC motors..
• The L298N driver module, using L298N chip can directly drive two 3-30V DC motor, and provides a 5V output interface, you can chip circuitry to 5V power supply, support 3.3VMCU control, you can easily control the DC motor speed and direction, you can also control the 2-phase stepper motor, smart car essential..
• Terminal driver part of the supply area VMS: +5V ~ +35V.
• Drive part of the peak current Io: 2A / Bridge.
• Logical part of the terminal power supply range Vss :4.5-5 .5V.
• Logical part of the operating current range: 0 ~ 36mA.
• The control signal input voltage range: 4.5-5.5V low 0V high.
• To avoid damage the voltage stabilizing chip, please use an external 5V logic supply when using more than 12V driving voltage.
• High working power to 46v, large current can reach 3A MAX and continue current is 2A, power to 25w..
• Use large-capacity filter capacitors and diode with freewheeling protection function, increasing reliability, large capacity filter capacitance,afterflow protection diode, more stable and reliable..

Quarton Economical 3D-Scanner Line Laser Module VLM-650-41 LPT30-D60 (Fan Angle : 60°)

• This module has integrated quartz cylindrical lens, collimating lens, laser diode, and APC driver circuit..
• APC circuit to provide maximum stable laser output power..

AITIAO 2Pcs GY-271 QMC5883L Triple Axis Compass Magnetometer Sensor Module 3-5V IIC Electronic Compass Module Magnetic Sensor Module

• TCRT5000 infrared reflection sensor, infrared emitting diodes constantly emit infrared rays.
• Widely used for pulse data sampling of watt hour meter, paper detection of fax shredder, obstacle detection, black and white line detection.
• also it provides a versatile infrared detection system solutions for automation machinery devices.
• When object is in detecting range, infrared ray will be reflected back with high intensity, the module outputs high level and indicating diode is on.
• when the infrared ray emitted is not reflected back or intensity is not high enough, the infrared receiving tube is in the off state and module outputs low level,while indicating diode is off.
• Black line low output, white line high output.

Creality 3D Printer Laser Engraver Module Ender 3 Laser Engraving Attachment 1.6W 12V/24V 450nm Blue-Violet Light, Magnetic Design, with Goggles and Wood Pieces, Upgrade for Ender 3/5 Pro, CR-10

• Premium Laser Diode: Featuring reliability, high stability and high efficiency, the premium laser diode in this module allows for excellent laser beam quality..
• Adjustable Focus: Users can adjust the focus by rotating the laser head according to the working distance to find the optimal spot size..
• Fast Heat Dissipation: Equipped with a large aluminum heatsink, cooling DC fan, and an added hole to improve air flow, all of them contribute a fast and efficient heat dissipation, allowing for prolonged service life..
• Easy to Use: Just clip the module magnetically to the print head, wire it to the motherboard, and installation is done. No firmware upgrade is needed..
• Compatibility and Application: The laser module is compatible with Ender 3, Ender 3 Pro, Ender 3 Max, Ender 5 Series, CR-10 and printers with controllable fan ports. It can be used to engrave wood, leather, paper, and bamboo..

5V ESP8266 Dual Channel WiFi Relay Module IOT Smart Home Phone APP Remote Switch with 100M Transmission Distance

• ON-BOARD ESP-01 WIFI MODULE: The relay board is equipped with on-board ESP-01 WiFi module and high performance microprocessor STM8S103..
• UART DEBUG INTERFACE: The relay has reserved UART debug interface and STM8 SWIM program download interface..
• SMART CONFIG TECHNOLOGY: The module uses smart config technology to complete the account and password configuration on the APP ESP-01 WiFi module on the mobile phone, and configure the username and password memory functions..
• ON-BOARD 5V RELAY: This relay module adopts On-board 5V,10A250V AC 10A30V DC relay, which can continuously pull 100,000 times with diode discharge protection and short response time..
• WORKING STATUS INDICATOR: The module has board mode selection and real-time working status indicator..

Taidda USB Relay Module, Sturdy Durable Lightweight Lcus1 USB Relay Module Intelligent USB Switch Control Module Onboard Ch340 Control Chip

• Onboard high performance microcontroller chip.
• Module with overcurrent protection and relay diode freewheel protection.
• On-board 5V, 10A/250VAC, 10A/30VDC relay, long life of relay can be continuously sucked 100,000 times.