Best Rf Module For Test

Handicap Wireless Push Switch with 2pcs Square 4.5'' Push Panels and 1pcs 2.4G Frequency High Stability Receiver

  • The volume is small and the performance is stable and reliable, high receive sensitivity, Signal can pass through walls, floors and doors. Max range is up to 164ft/50m with no obstacle..
  • DC 12V 1-Channel Wireless Remote Control Relay Switch .The receiving module provides high signal sensitivity at lower cost and resist interference for excellent stability..
  • The rf relay adopts non-directional wireless encoding technology, allowing independent control without mutual interference..
  • The programmable rf transmitter and receivers can be flexibly configured in quantity and in operating modes..
  • It is widely used in industrial control and security fields, such as light, motor, remote controller, wireless security alarm, wireless door alarm, wireless controller, etc..
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6.5 Inch Dual Marine Powered Speakers - Waterproof and Bluetooth Compatible Amplified Speaker with Wireless Streaming and 600 Watt Power - 1 Pair - PLMRF65MW (White)

  • IP-X4 MARINE GRADE: This pair of marine speakers are completely waterproof for water base automobile and off-road vehicle use. They have a waterproof rating of IP-X4 to withstand heavy water splashes and other outdoor conditions.
  • RF WIRELESS STREAMING: Built with RF or radio frequency wireless streaming ability for hassle-free wireless streaming connection. The RF audio module supports additional speaker connectivity at a range of 100ft+.
  • 4.2 BLUETOOTH COMPATIBILITY: Works with smartphone, tablet, laptop and computer with its 4.2 bluetooth compatibility. This 2-way speaker can stream music wirelessly from the aforementioned devices at a range of 30ft+.
  • 6.5 COAXIAL SPEAKERS: This comes in 1 pair of white 6.5 inch coaxial speakers, 1 is passive and the other is active. Each has a total diameter of 6.9”, cut-out diameter of 6.75”, total depth of 3.97’’ and mounting depth of 3.1’’.
  • 600 WATTS POWER: The dual audio speakers have a full range stereo sound reproduction for a complete speaker system. The power output is 300 Watt RMS up to 600 Watt peak. It has a frequency response of 85Hz-20kHz and a magnet structure of 20 oz.
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SUNNEAR BTY-M6J BTY-U6J Laptop Battery Replacement for MSI GS63 GS63VR GS73 GS73VR WS63 WS63VR Series Notebook MS-16K4, MS-17B1, MS-17B4, MS-17B5, MS-17B6, MS-17B7, MS-16K2, MS-16K5 64.98Wh 11.4V

  • Voltage: 11.4V, Capacity:64.98Wh/5700mAh, Color: Black.
  • Compatible Part Number: BTY-M6J, BTY-U6J, MS-16K4, MS-17B1, MS-17B4, MS-17B5, MS-17B6, MS-17B7, MS-16K2, MS-16K5.
  • Fits Model: for MSI GS63 6RF 7RD 7RE 8RE Stealth Pro, for MSI GS63VR 6RF 7RF Stealth Pro, for MSI GS73 6RF 7RE 8RD 8RE Stealth Pro, for MSI GS73VR 6RF 7RE 7RF 8RE Stealth Pro, for MSI WS63 7RF 7RK 8SJ 8SK 8SL Mobile Workstation, MSI WS63VR 7RL Workstation.
  • Security: certified by CE, FCC for safety, strict test for compatibility.
  • Worry-free after-sales service: 7*24 hours email support, 30 days money back, 90 days free replacement, 12 months Hassle-Free Warranty.
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2pcs Ultrasonic Module HC-SR04 Distance Sensor with 2pcs Mounting Bracket for Arduino Uno R3 Mega 2560 Nano Raspberry Pi 3 Smart Robotics Projects

  • HC-SR04 Ultrasonic Sensor Distance Module:using IO trigger for at least 10us high level signal..
  • The Module automatically sends eight 40 kHz and detect whether there is a pulse signal back..
  • If the signal back,through high level,time of high output IO duration is the time from sending ultrasonic to returning.Test distance = (high level time velocity of sound (340M/S)/2..
  • Resolution:0.3 cm,Module precision:blind spots (2cm)-SUPER CLOSE..
  • The module performance is stable,measure distance accurately.SRF05,SRF02 ultrasonic ranging module comparable.This module is compatible with GH-311 anti-theft module..
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Dorhea 4Pcs ESP8266 ESP-12F WiFi Serial Module Microcontroller 802.11N Development Board Wireless Transceiver Remote Port Network Module for NodeMCU MicroPython

  • The ESP-12F module combines the ESP8266 microcontroller with 4MB of flash and a PCB antenna, with 16-bit Lite mode, clocked at Supports 80 MHz and 160 MHz, supports RTOS, and integrates Wi-Fi MAC/BB/RF/PA/LNA..
  • The ESP-12F WiFi module supports the standard IEEE802.11 b/g/n protocol, a complete TCP/IP protocol stack. Users can use this module to add networking capabilities to existing devices or to build separate network controllers..
  • The default firmware can add WIFI capability to another microcontroller, but it really shines when loaded with MicroPython, or NodeMCU..
  • The ESP-12F is an improved version of the 12E, improve the peripheral circuit, the four laminates plate process, enhanced impedance matching, signal output is better, It is pin compatible with enhanced stability and a better antenna..
  • Not recommended for users who are new to the ESP8266. New users should instead look at development boards with integrated USB..
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NOYITO Voltage to Current Module 0-10V to 0-20mA

  • NOYITO Voltage to Current module, 0-2.5V ,0-3.3V,0-5V,0-10V,0-15V,0-24V voltage signal conversion to 0-20mA or 4-20mA current signal output, by adjusting the voltage to adjust the size of the current. Can be used to generate the signal source, valve adjustment, inverter control, PLC debugging, instrumentation test, LED test, analog transmitter.003cbr003e.
  • Implement the industry standard voltage (0-2.5V ,0-3.3V,0-5V,0-10V,0-15V,0-24V) into an industry standard current (0-20mA, 4-20mA)., linear output, the output signal can be directly connected to the AD converter, with the AD function with the microcontroller connection.003cbr003e.
  • Using single-chip embedded technology. The module is small and easy to use in different places.003cbr003e.
  • Easy to use, can be fine-tuned by potentiometer.003cbr003e.
  • Module working voltage: DC12-24V . 【Please read the product pictures on the left side of the page for the wiring diagram of the product.】003cbr003e.
  • 【Manufacturer's One-year After-sale Warranty】.
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Ximimark 1PCS 5V 12864 LCD Display Module 128x64 Dots Graphic Matrix LCD Blue Backlight

  • 12864 LCD Display Module 128x64 Dots Graphic Blue Color Backlight.
  • This product is a LCD display module with blue backlight, small and light appearance, suitbale for copiers, fax machines, laser printers, industrial test equipment, networking.
  • Package included: 1PCS x 5V LCD Display Module 128x64 Dots Graphic Matrix LCD 12864 Blue Backlight New.
  • If You Are Not Satisfied with Your Purchase for Any Reason, Please Feel Free To Contact Us at the Buyer Center or Support Email, 24/7 Quick Reply..
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Spektrum DX5 Pro 2021 5-Channel DSMR Transmitter with SR2100, SPM5025, Black

  • Smart Technology compatible out of the box.
  • Multiple mixing setups including Motor on Axle (MOA).
  • Upgraded RF Module for stronger signal and improved output power.
  • 5.5-Millisecond frame rate with compatible receivers.
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Drivers Ed Lite

  • Choose number of questions you would like in each test..
  • A new module, "Progress Meter" keeps track of how you are performing in a particular topic or mock test..
  • Special algorithm that randomizes questions every time you take a test..
  • Mock test has exactly similar format as in real test..
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Radia Smart EMF Protection Hood, Faraday Hat, 5G Anti-Radiation, RF Shielding, WiFi Shield, Brain Coat, Black

  • EMF RADIATION SHIELD FOR ALL AGES. The Radia Smart EMF Shielding Hood can be used by people of all ages. The hood will help to reduce exposure to wireless radiation from technology all around us. Shielding Efficiency up to 99% (60 dB at 1 GHz) was tested by Keystone Compliance in April 2021..
  • COVER AND PROTECT YOUR HEAD AND NECK. Radia Smart shielding hood is well designed to protect your head, neck and thyroid from radiofrequency (RF), microwave/ wireless radiation from WIFI routers, cell towers, cordless phones, Bluetooth and more from our environment. Total protection for the head at home, office or while travelling..
  • HIGH SHIELDING EFFICIENCY. This EMF shielding clothing features up to 99% shielding effectiveness up to 60 dB at 1GHz. The fabric of the headgear was tested by an accredited lab up to 40 GHz. Outer layer: 80% cotton, 20% polyester, Shielding fabric: silver fabric custom yarn..
  • ONE SIZE FITS MOST. The Radia Smart EMF Shielding hood features pull strings to tighten or loosen to fit all. Easy to wear and provides peace of mind from wireless radiation..
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