Module Board

Specifications:​1. Operating Voltage : DC 12V(5V optional) ​2. Operating Current(DC 12V) : Standby current 11MA, 1 relay open 37MA, 2 relays open 64MA, 3 relays open 88MA, 4 relays open 110MA, 5 relays open 131MA, 6 relays open 151MA, 7 relays open 170MA, 8 relays open 187MA ​3. ''Momentary'' ''Self..

Features: Using the LED dedicated constant current control chip, basically only occupy the Raspberry Pi SPI interface (3 IO + 2 enable) to control 64 LED lights - Support SPI interface B/B+ involved in Raspberry Pi- Driver chip: MAX 7219- Dot matrix type: 8x8 common negative re..

Specification:Operating frequency: 915MHzAntenna Gain: 7. 5dBiOscillator Type: DipolePolarization form: linear polarizationAntenna impedance: 50ΩStanding wave ratio: less than 2.0Antenna connector: SMA-K (external screw and inner hole)Antenna size: 10 x 5cmProduct weight: 223 gramsPackage included:1..

Specification:Material: ABSSize: 93 x 62 x 30MMColor: BlackWeight: 60gPackage included:1 x ABS Shell + fan for Raspberry Pi 4B1 x Cooling Fan(optional)..

Specification:Material: ABSSize: 93 x 62 x 30MMColor: BlackWeight: 60gPackage included:1 x ABS Shell + fan for Raspberry Pi 4B1 x Cooling Fan(optional)..

Specification:Material: ABSSize: 98 x 68 x 25mmColor: BlackWeight: 62gPackage included:1 x ABS Shell for Raspberry Pi 4B1 x Fan..

Specification:Working Frequency: 9K-3GHz (When in use, please keep your hands away from the PCB board.)Connector: SMA female (outer tooth inner hole)Near-field Simple Magnetic Field Probe 9KHz-3GHz EMC EMI for Conducted Radiation.Fine workmanship and good performance.Easy to use.Long service life.Co..

Features: - Support Chinese and English screen display- Support the name of the song, the screen display of the lyrics - Support Bluetooth playback- Support U/ SD card play, support MP3/WMA/WAV three file formats.- Support the microphone, sound recording, AUX ..

Interface Description:1. VM: The power supply of the drive module is input according to the parameters of the motor, and the measured range is 7.6~40V2. VCC: Connect to 5V input, do not input 3.3V, otherwise it will affect the performance3. GND: is the ground pinControl example (when the above 3 pin..

Feature:1. It is suitable for driving stepper motors of 8V~35V 2A or less2. Only simple step and direction control interface3. Five different stepping modes: full, half, 1/4, 1/8 and 1/164. The adjustable potentiometer can adjust the maximum current output to obtain a higher step rate..

Features:100% brand new and high quality.Wireless guitar system features digital wireless technology that delivers great audio quality, simple setup, and is extremely reliable for any musicians.UHF original sound transmission, anti-interference and ultra-short delay, giving you the best music sound...

Overview:   1. The A9 development board is a multi-function development board based on the Axin A9G GPRS/GSM module, which can be used to verify the basic communication functions and peripheral functions of the A9 module. 2. A9 development board has basic telephone/sms, GPRS n..