Instruction:  1. The ozone generator can be used directly after being connected to electricity. It has been installed and saves the trouble of incomplete soldering iron tools.  2. 220V AC input, ordinary household electricity can be used. Ozone disinfection and sterilization machine The...

Features:  Easy to use: only one AD acquisition pin and one control pin are needed.  Analog output: The output voltage is linearly related to the dust concentration in the effective range, with a built-in attenuation circuit, the output voltage does not exceed 1.5V.  Sensitivity:...

Receiver:  Operating voltage: DC 12V.  Operating current: 7mA.  Frequency: 433mhz.  Quiescent condition: 6mA.  receiver sensitivity : more than -105dBm.  Output voltage: AC and DC is optional.  Output current: 3A.  Size: 72mm (L) x 52mm (W) x 26mm (H).     Remote control transmitter:  Remote distance:...

Description:  Working Voltage : 5V(DC).  Static Current: Less than 2mA.  Output Signal: Electric frequency signal, high level 5V, low level 0V.  Sensor Angle: Not more than 15 degrees.  Detection Distance: 2cm-450cm.  High Precision: Up to 0.3cm.  Input Trigger Signal: 10us TTL impulse.  Signal :...

Feature:  1. Size: 4.1*1.6cm.  2. Board Thickness: 1.6mm.  3. Operating Frequency: 2.405-2.485GHz.  4. Wireless Transmission Speed Rate: 250Kbaud.  5. Power Consumption:<20mA (receiving);<25mA (transmission).     Function:  1. Lead Out 8 IO Ports.  2. Debug Pin.  3. Matching Firmware To Achieve Analyzer Function.     Download Programming...

Description:  Working Voltage : 5V(DC).  Static Current: Less than 2mA.  Output Signal: Electric frequency signal, high level 5V, low level 0V.  Sensor Angle: Not more than 15 degrees.  Detection Distance: 2cm-450cm.  High Precision: Up to 0.3cm.  Input Trigger Signal: 10us TTL impulse.  Signal :...

Specifications:  Measurement accuracy: 1.0 grade.  Working temperature: -20 ~ +60 degree Communication port: RS485.  Power Supply: DC.  Dimensions: 90*60.5*23mm(L*W*H).     Function and Display Format:  Voltage:  1. Measuring range: 0.05-300V. (when the test voltage is 7V, please use the independent power supply mode)   Resolution: 0.01V. ...

Description:  1. The main control chip using Le Xin ESP32, Tensilica LX6 dual core processor, clocked at 240MHz,  computing capacity of up to 600DMIPS, 520 SRAM, 802.11 KB chip b/g/n HT40 WiFi transceiver,  baseband, and LWIP protocol stack, Bluetooth (Bluetooth dual-mode integrated traditional and BLE low power Bluetooth).  2. Onboard 4M bytes (32M bit), Flash, and Wi-Fi antennas.  3. 0.96 inch White OLED display.  4. lithium battery charging circuit and interface.  5. CP2102 USB to serial chip, perfect support for  development environment.  ESP32 QFN package is a highly integrated chip, because of high frequency, small volume and not easy to heat dissipation, so Appeared when use high fever is normal,...

Note:  This product does not supply any instructions, please reference the description.    Features:  It is a learning code wireless remote control switch (receiver), the output way /working way can be changed as you like, it is easy to match the transmitter. It has...

Specifications:  Power supply: AC/DC 9V.  Board size: 80mm x 50mm.  Remote controller length: 88mm.  Potentiometer handle length: 20mm.     Features:  Audio amplifier volume control board microprocessor.  Potentiometers ALPS potentiometer, durable.  With remote indication status.  With remote control switch machine function. (Not include relay) Each...

Feature:  Product Name: Microcomputer Humidity Control Instrument.  Supply voltage: DC12/24/220V.  Control range: 0%-99%RH.  Control accuracy: 0.1% RH.  Measurement accuracy: +-2%RH.  Load power: 120/240/1500W.  Output type: direct output.  Sensor: chip type.  Product weight: 68g.  Appearance size: 60 x 45 x 31mm.     Tips:  888: In...

Introduction:  MH-ET LIVE Scanner v3.0 is a barcode and QR code scanning recognition module. It adopts a professional image processing chip for barcode recognition. It can quickly and accurately read under the high performance of fast and stable reading in complex environments. Take one-dimensional...

Feature:  This is DHT11 sensor for measuring temperature and humidity.  It is accurate and inexpensive sensor that includes an ADC to convert analog values of humidity and temperature.  8-bit microcontroller in the sensor is used for data conversion.  It provides reliable output results when...

Specificatons:  Working Voltage: 5V.  Average working current: <15mA.  Peak current: 60mA.  Waterproof: IP67.  Blind area distance: 0-3cm.  Plane object range:3-420cm.  Work cycle: controlled /100ms.  Output mode :PWM pulse width or UART serial port.  Measurement accuracy: +-(1+S*0.5%)/+-(1+S*0.3%) CM(S is measuring distance).     Package Included:  1...

Feature:  For iOS user, it is very convenient to use for 'Home' by the manual.  For all the (iOS and Android) users, DoHome APP can be used to control the smart devices, and support the following smart speakers: Alexa; Google Assistant; Tmall; Baidu; Dingdong. ...

Feature:  Remote Control Distance: 100 meter(open/ideal) in theory, 10%-50% in reality(In open environment).  Encode: Fixed code, soldering.  Frequency: 433mHZ.  Channel: 4 CH.  Power Supply: DC 12V.  Relay: DC 12V. Quiescent Current: 8mA.  Work Voltage Range of Relay: AC 110-240V or DC 0-28V.  Sensitivity: -105...

Features:  Easy to install and easy to carry.  With a slidable cover on the remote control.  With a hook on the remote control.  Use Learning coding, stable and reliable.  The wireless signal can pass through walls, floors and doors.  You can turn on or...

Introduction:  Electromagnet module mainly contains an electromagnet, which is a kind of magnet that generates a magnetic field by current. It uses the principle of electromagnetism, and a straight metal wire is used to pass current, then a circular magnetic field will be generated...

Features:  Easy to install and easy to carry.  With a slidable cover on the remote control.  With a hook on the remote control.  Use Learning coding, stable and reliable.  The wireless signal can pass through walls, floors and doors.  You can turn on or...

Specifications:  Temperature control range: -55 - 120°.  Temperature control accuracy: 0.1 degrees.  Output capacity: 10A.  Sensor: 1 meter / NTC probe B3435 10K.  Supply voltage: 12V/ 24V/ 220V.  Colour: black.  Material: ABS.  Size: 80*43*22mm.     Package Included:  1 x Thermostat 1 x Sensor Probe