ReviewsThrough Hole Module

YVO Optocoupler Isolation Board,4 Channel Optocoupler Isolation Module PLC Signal Level Voltage Conversion Board,Can be Used for Signal Isolation,Signal Level Voltage Conversion (24V to 5V)

【Widely Use】: Our optocoupler isolation board can be used for signal isolation, PLC signal level converting, level conversion between single-chip microcomputer, PLC and other signals, PNP / NPN signal to NPN signal, signal level voltage conversion and other purposes..
【20K Limit Switching Frequency】: The maximum switching frequency of our optocoupler isolation is 20K..
【Easy To Recognise】: Each channel of our optocoupler isolator module has been equipped with indicator, easier to recognise the working status..
【Size Parameters】: Module Dimensions: 72*55*18mm (length*width*height). Mounting Hole Size: 64*47mm. Mounting Hole Diameter: 3mm..
【SHOPPING WITH CONFIDENCE】: We are committed to providing you with quality services. If you have any question, please feel free to contact us by sending emails.We will provide after-sales service until you are satisfied..

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DSD TECH HM-10 Master and Slave Bluetooth 4.0 LE iBeacon Module Compatible with iPhone and iPad and Android 4.3 or Later

Original HM-10 module, DSD TECH brand guarantees and we accept refund without any excuse..
Bluetooth master and slave module, Through the AT command, you can set this bluetooth module to the master mode can also be set to slave mode, even in iBeacon way work . .it also Supports Apple Notification Center Service (ANCS).
Compatible with iOS 7 and later and Android 4.3 or later.
Working voltage 3.3V ,Default rate of 9600..
DSD TECH back this Bluetooth 4.0 Master and Slave 2-in-1 module with ONE Year WARRANTY. If you meet any question, please contact us, we will fix your issue within 24 hours..

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EXCELLENT ELITE SPANKER Tactical Universal Radio Holster Pouch Holder Case Bag Molle Adjustable Military Walkie Talkie Holder(Multicam)

Nylon radio holster constructed by high quality and durable America MULTICAM 500D Cordura Nylon material, high elastic rubber and high quality UTX Duraflex Buckle. Size:3.5 in*2.2 in*8.3 in(L*W*H)..
The nylon radio pouch is more-in-one pouch. Side of the high-strength magic sticker panel and elastic rope design is convenient to opening and closing ,can help you easy and quickly to put the walkie-talkie in and and take out. Better stabilize the walkie-talkie..
The molle radio pouches with molle module system, it can be hung on the equipment with molle module, tactical vest, backpack, belt, etc. Drainage Hole: one open top pocket with drainage hole at the bottom..
Molle radio pouch suitable for camping, tactical sports, hiking, climbing, EDC use and running fitness exercise. Keep your hand tools conveniently on you while you work..
100% Quality Warranty: Your satisfaction is our first priority, we take care of all quality-related issues with a REPLACEMENT OR FULL REFUND with 90days.
If you encounter any problem while using, never hesitate to send email to us and we will make it all right for you..

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FINDER 90.26 Relay Socket, 250V, 10A, DIN Rail

Output can be directly connected to microcontroller, through single chip microcomputer to detect the high and low level, thus to detect whether there is a vibration environment, call the police..
This module is compared with the normally open type vibration sensor module, vibration trigger for longer periods of time, can drive the relay module..
Product vibration, the vibration switch instantaneous disconnection, output the output high level, the green light is not bright.
Product no vibration, vibration switch is closed on state, the output terminal output low level, the green light is lit.
Used to trigger the effect of various vibration, theft alarm, intelligent car, earthquake alarm, motorcycle alarm, etc.

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3 PC Fly Fishing Box Silicone Super Slim Waterproof Fly Fishing Tackle Trays Box Best Pocket Storage

BEST QUALITY STANDARDS: Medical grade silicone pads environmental friendly, and last life time use..
Super transparent ABS lids, clear see through and strong..
This silicone is cut by module, and there is No patent issue. This silicone is cut by module, These slots in the silicone pad are formed by module, and there is No patent issue..
GREAT CAPACITY: Pocket sizes 7.36"X4.02"X0.63" (187X102X16mm).
Great size with silicone pad could holds 110 flies..

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Philips Hue 2-Pack Wall Switch Module (For Philips Hue lights only), White

KEEP YOUR LIGHTS POWERED ON AND REACHABLE: With the Philips Hue wall switch module, your lights are always on and connected to your smart lighting system..
CONTROL LIGHTS, ROOMS, OR A ZONE: Use your existing light switch to control your Philips Hue smart lights in a Room or Zone..
CYCLE THROUGH UP TO THREE LIGHT SCENES: Use your existing light switch to set up to three different light scenes..
BATTERY INCLUDED: The Philips Hue wall switch module includes a battery with a minimum lifetime of five years..
HUE BRIDGE REQUIRED: The Philips Hue wall switch module requires a Hue Bridge..

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LituFoto R6 RGB Lighting Wand Kit LED Tube Light Built-in 2500mAh battery Magnetic design App control 190 led beads Dimmable 3200-7500K CRI96+ used in portrait still life shooting color light painting

☆Support 30M App Control: Multiple litufoto lighting devices with Bluetooth function can be controlled at the same time through the app, all light control operations can be achieved by mobile APP..
☆Built-in Magnet: 3 magnets are placed on both ends, you can decide to use by handheld, put it on a tripod or attach it to any metal surface for use. With Arbitrary Color Control & Magnetic Suction Design, it makes lighting have better effect and placement in confined or hard-to-reach places..
☆Large Capacity Battery: R6 Portable Handheld Light Wand has a built-in DC7.4V 2500mAh（nearly equal to 3.7V 5000mAh) lithium-ion battery, which can be charged for 2.5 hours to obtain 100% 7500K power continuous output for about 2.3 hours.USB-C charging interface, you can also use it while charging..
☆CRI 96+: The high color rendering index of 96+ has excellent accuracy in color rendering..
☆Multiple Lighting Modes: In the CCT mode, it has a wide color temperature range of 3200K-7500K.
in the HSI mode, you can switch and adjust the Hue Saturation Intensity, which can be easily adjusted to the color you want through a button or app..
☆9 preset lighting effects: Built-in 9 preset unchangeable scene effects, but you can adjust the continuity of the light, the fr....

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Nooelec SAWbird+ NOAA - Premium Saw Filter & Cascaded Ultra-Low Noise LNA Module for NOAA Applications 137MHz Center Frequency

SAWbird+ NOAA is a self-contained LNA module designed for capturing beautiful weather images available from NOAA satellites (~137MHz).
The module uses 2 ultra-low-noise LNAs and a custom high-performance SAW filter centered at the frequency of interest.
SAWbird+ NOAA can be powered in 3 ways: via bias tee, through the on-board microUSB connector, or through DC barrel connector with the included USB to....
Though compatible with most SDRs, we recommend use in conjunction with NESDR SMArTee (available on Amazon, product ID B079C4S2BT).
Includes free aluminum enclosure, male SMA to male SMA adapter and USB to DC barrel connector adapter. Full 2 year warranty and support direct through....

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ACEIRMC Digital 38khz Ir Receiver Ir Transmitter Sensor Module Kit for Arduino Electronic Building DIY ， Pack of 6 Sets

This ir transmitter sensor module is directly launched by a single tube, it requires waveform modulation through the program..
It is suitable for infrared communication, infrared remote control, apply to a variety of platforms including for Arduino/51/AVR/ARM.
With signal indicating LED, easy to observe and debug..
Pin Definitions: (1) Output (2) Vcc (3) GND.
IR Infrared Transmitter Module Ir Digital 38khz Infrared Receiver Sensor Module For Arduino Electronic Building Block.

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HiLetgo 5pcs Micro SD TF Card Adater Reader Module 6Pin SPI Interface Driver Module with chip Level Conversion for Arduino UNO R3 MEGA 2560 Due

The module (MicroSD Card Adapter) is a Micro SD card reader module for reading and writing through the file system and the SPI interface driver..
SCM system can be completed within a file MicroSD card .Support Micro SD Card, Micro SDHC card (high speed card)..
3.3V regulator circuit: LDO regulator output 3.3V for level conversion chip, Micro SD card supply..
Level conversion circuit: Micro SD card to signal the direction of converts 3.3V, MicroSD card interface to control the direction of the MISO signal....
Positioning holes: 4 M2 screws positioning holes with a diameter of 2.2mm, so the module is easy to install positioning, to achieve inter-module....

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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..

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