Top Power Diode Module

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 ....

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..

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..