This NE 555 square wave pulse generator module is a versatile tool for experimental development and various applications, such as driving stepper motors or providing an adjustable pulse for microcontroller (MCU) applications.
The module features an NE 555 timer chip with jumpers and a potentiometer to fine-tune the frequency in four frequency ranges, and a second potentiometer to adjust the d…

The Rockville BLUAMP 90 is a Bluetooth amplifier designed for home audio use.
With a range of inputs including mic, phono, and HDMI, it offers flexibility for playback from a variety of devices. The high-quality build and powerful output make for an impressive listening experience.
It comes with a 1-year warranty and is brand new in original packaging. Setup instructions are included for …

The Voltage Master Digital Display for Vehicles is a measuring tool designed to accurately display the voltage of a vehicle's DC power source.
With a measuring range of DC 5.00 ~ 30.0V and an input impedance of > 100K ohms, this voltmeter provides readings with an allowable error of ± 1%.
The display mode features three 0.56" LED digital tubes, and the opening size is approximately 46 x 2…

The A-Tech 64GB 4x 16GB 2Rx 8 PC 4-21300R DDR 4 2666MHz ECC REG RDIMM Server Memory RAM is designed for high-performance servers requiring reliable memory solutions.
With a frequency of 2666MHz and a dual rank x 8 configuration, this memory kit offers a total capacity of 64GB. Ideal for data-intensive applications, this DDR 4 memory module ensures efficient data access and processing for enha…

The PowerHub Triple Output Distribution Block is a high-quality car audio accessory designed to simplify the wiring process of your system.
Featuring one 0 gauge input hole and three 0 gauge output holes, this distribution block offers complete protection for your car audio setup.
Additionally, the included cover helps shield exposed contacts, preventing dust accumulation and accidental c…

The Smart RFID Duplicator is a portable and budget-friendly tool designed for RFID access control.
This device can match various types of cards, supporting a wide range of frequencies including 125khz, 250khz, 375khz, 500khz, 625khz, 750khz, 875khz, 1000khz, and 13.56khz.
It features a 3.2-inch full-color screen with a built-in multi-lingual display and voice operation prompt. Additionall…

The Optix Power Adapter is a high-quality replacement product for the MSI Optix AG 32C, AG 32CQ, and MAG 321CQR LED monitors.
With an input of AC 100-240V and output of DC 12V, 5A, this adapter provides a power of 60W. It comes with a 2.5ft US power cord and a 2-prong outlet.
Please ensure that the DC output and tip size are compatible with your device before purchasing. The adapter is sh…

This Dual-Band WiFi Antenna Set for Wireless Routers is a great option for those looking to improve the signal strength and range of their wireless desktop card or wireless router.
With a frequency of 2.4GHz / 5GHz and an RP-SMA Male connector, this antenna is compliant with 802.11b/g/n/ac and compatible with most AP/Routers and wireless desktop cards.
The omni-directional design allows f…

The WaveLink Media Hub is a 1 DIN Marine Grade Digital Media Receiver designed for marine audio environments.
Featuring built-in Bluetooth with a wired-mic included, this product offers a Bass Boost function and a maximum power output of 45W x 4. With a 3" LCD display and rear camera input, it also includes a USB port for high-speed connectivity.
The device is equipped with a 9-Preset EQ …

The Dual XDVD 176BT CD/DVD 7" Motorized Flip Up Touchscreen Receiver is a versatile in-dash 1 Din CD/DVD digital media receiver with USB/AUX/Micro SD card input options.
This car stereo features a large 7" LED/LCD high resolution touch screen display for easy navigation and viewing of content.
With built-in Bluetooth connectivity, users can stream music from their Apple or Android devices…