Introducing the latest audio amplifier board, a budget-friendly solution with unparalleled performance.
This 2.1 channel Bluetooth amplifier board offers smooth and powerful sound, optimized for high-quality audio output. With multiple input options, including Bluetooth, AUX, U disk, and USB sound card, it's easy to connect to a variety of devices.
The high-end encoder knob adjustment all…

Introducing the cutting-edge power supply module that's taking the industry by storm.
This compact and efficient device boasts unmatched reliability, making it the perfect choice for anyone seeking a top-of-the-line power converter for their car.
With a waterproof design and a range of safety features including over-current and short-circuit protection, this module ensures optimal perform…

These automatic darkening welding glasses are a budget-friendly solution for welders looking for reliable eye protection.
With brightness changing at level 3 and darkness changing at level 11, these glasses provide decent protection against strong light and impact.
The PC lens also prevents ultraviolet rays, ensuring the user's safety. With a light-changing speed of 5/10000s and a lasting…

Introducing a powerful audio amplifier board with Bluetooth 5.0 connectivity and high power subwoofer capabilities.
This amplifier board boasts unparalleled performance, optimizing audio output for a truly immersive audio experience. With state-of-the-art circuit boards and advanced technology, this audio amplifier board offers a 2.1 channel setup with separate adjustments for subwoofer frequ…

Introducing a coaxial surge protector designed to provide uncompromising performance for communication equipment.
This anti-lightning surge protector adopts the 1/4 wavelength short circuit principle to achieve full-band lightning protection, ensuring reliable performance.
Made of high-quality material, this delicate lighting arrestor is strong and durable, and it's easy to install and us…

This rechargeable battery boasts a large mAh value, providing long-lasting power to your 12V DC devices.
With a built-in ON/OFF switch and working indicator, it's simple to use and monitor. Its superior power capacity ensures unrivaled performance, making it the perfect choice for powering your wireless transmitter, CCTV camera, and more.
Plus, it's budget-friendly, making it an excellent…

Introducing the Battery Shield, a must-have for any scooter or bicycle power source.
This lithium battery protection board offers ultimate safety assurance, with quality protection guaranteed for all your charging and discharging needs.
With a discharge current of 20A and a rated voltage of 36V, the Battery Shield boasts impressive power capabilities. Its main circuit conduction internal …

Introducing the Charger & Socket Adapter that's perfect for all your battery charging needs.
The product boasts Universal Power, allowing you to Plug In Anywhere and Adapt To Any Outlet. Equipped with Microprocessor Control (CPU), this fully automatic battery charger features 7-stage automatic charging, ensuring that your battery is protected from being overcharged.
Its 7-stage chargers a…

Introducing a powerful and reliable RF amplifier that offers unmatched precision and crystal clear reception, perfect for those who demand superior sound quality.
This TR Switch Box with Antenna Share and Protection allows you to switch between your SDR transceiver and receiver seamlessly, all while using a single antenna.
With a frequency range of DC -160MHz and a maximum TX power of 100…

Introducing a remarkable digital voltage meter that will revolutionize the way you test and measure voltage.
This voltage meter is designed to provide high-precision testing with efficient and precise results. The wiring process is simple and straightforward, making it easy for anyone to use.
The device can measure voltage within the range of 2.5-30V, and with its two-wire technology, no …