Best 25 Years Diode Module

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

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..

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

5pcs 405nm Violet/Blue 5mW Laser Diode 5.6mm TO-18 LD for DIY Laser Module

• 5mw Industrial class 532nm Green Laser Dot Module.

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

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.

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..

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..

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.

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..

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.