Features Superior Heat Dissipation: High-quality aluminum alloy hollow design ensures superior heat dissipation, maintaining optimal performance for prolonged use. Convenient Group Wiring: The adoption of a group wiring method makes installation and use more convenient, saving time and effort for users. Energy Efficient: The power supply's transistor consumes less energy and is highly efficient, resulting in excellent energy-saving benefits. Versatile Voltage Conversion: Innovative structure allows the conversion of a single level voltage into the current or voltage required by the user, offering adaptability and versatility. Wide Application Range: Suitable for various uses including LED luminous characters, card cloth light boxes, fabric light boxes, signboard advertisements, and soft film light boxes, providing versatile solutions for different lighting needs. 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 less 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