Features Superior Heat Dissipation Design: Crafted from high-quality aluminum alloy, this unit ensures optimal heat management for extended performance and longevity User-Friendly Installation: The innovative group wiring method simplifies setup and enhances usability, making it ideal for both professionals and DIY enthusiasts Energy Efficient Operation: This power supply consumes minimal energy while delivering high efficiency, significantly reducing energy costs over time Versatile Voltage Conversion: Effectively transforms voltage levels to meet various user requirements, adapting seamlessly to different applications and setups Wide Application Range: Perfectly suited for LED luminous signs, light boxes, and advertisements, this device meets diverse lighting needs with ease Features: 1、High？quality aluminum alloy hollow design, superior heat dissipation performance. 2、Adopt group wiring method to make installation and use more convenient. Small and exquisite appearance, using high？power transformer. 3、The transistor on the power supply consumes l energy and is highly efficient, so the energy saving effect is excellent. 4、Convert the voltage of a single level into the current or voltage required by the user using a different approach structure. 5、Suitable for LED luminous characters, card cloth light boxes, fabric light boxes, signboard advertisements, soft film light boxes, etc. Specification: Item Type: Regulated Switching Power Supply Material: Aluminium alloy Input Voltage: AC 220 - 240V Output Current: 8.3A (4.2A) Operating Temperature: 0℃ - 50℃ Size: Approx. 170 x 55 x 24mm/6.7 x 2.2 x 0.9in(± approx. 2mm/0.1in) Uses: LED luminous characters, card cloth light boxes, fabric light boxes, signboard advertisements, soft film light boxes, etc. Package List: 1 x Regulated Switching Power Supply Note: Wiring matters needing attention:betweenbr>LN is connected to the input end of the 220V power plug, +V positive pole is connected to the positive pole of the lamp, ？V negative pole is connected to the negative pole of the lamp. Please remember that the positive and negative poles should not be reversed. Non？professionals must ensure the personal safety of the installation. Package List 1 x Regulated Switching Power Supply