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Product description

【Stable 5V Power Supply】 Pure copper core + pure copper contacts, supports 5V/3A current output, no step-up or step-down function, ensures device safety
【Thickened Durable Cable】 3.5mm thickened wire diameter, multi-strand copper core + eco-friendly PVC jacket, bend-resistant, pull-resistant, extends service life
【3M Extra-Long Cable】 3-meter extension cable design, easily meets complex scenarios like surveillance installation/home wiring, suitable for long-distance power supply needs of security cameras, LED lights, set-top boxes, etc.
【Wide Compatibility】 Compatible with 5.5x2.1mm interface devices: alternative power solution for mini fans, USB hubs, and low-power IoT gadgets and other 5V devices
【Direct-Through Design】 No voltage conversion function, only supports 5V power supply, suitable for 5V input devices

Input Voltage: 5V (only supports 5V input, no step-up/step-down function). Output Current: Max 3A (stable continuous output).

Electrical Performance

Voltage Transmission: Direct-through design, input 5V → output 5V (no voltage conversion)
Current Capacity: Supports ≤3A continuous current (recommended ≤2.5A for long-term use to extend lifespan) Power: Maximum 15W (5V×3A)
Voltage Drop: ≤0.2V@3A (3M length)

Product Features

Pure copper core: Better conductivity, reduces current loss
3M length: Flexible wiring, suitable for various installation scenarios
Direct 5V power supply: No step-up/step-down, ensures safe operation of equipment

Compatible Devices: Security cameras, LED desk lamps, set-top boxes, routers and other 5V DC interface devices

Package: USB to DC5521 power cable ×2