Detailed Technical Parameters 

Product Introduction

This USB A to DC5.5*2.1 Voltage Step-Up Cable efficiently converts 5V input to 9V/12V output, ideal for powering low-voltage devices via USB ports. Designed for versatility, it supports stable voltage output with built-in safety protections (over-current, over-voltage, short-circuit) to ensure reliable performance.

Key Specs

• Voltage Step-Up Technology: Converts 5V USB input to adjustable 9V or 12V DC output (±5% precision).
• Wide Compatibility: Works with USB-A ports (power banks, adapters, laptops) to power 9V/12V devices.
• DC 5.5×2.1mm Output: Universal 5.5mm×2.1mm plug for drones, cameras, LED strips, routers, and more.
• Smart Protection: Built-in over-current, over-voltage, and short-circuit protection (auto-recovery).
• Compact & Portable: Lightweight (30g) with 15cm cable for on-the-go use.

Color & Dimensions

• Colors: Black / White

• Cable Length: 1.2 meters

• Connector Size: DC5.5*2.1mm (outer diameter)

Product Features

1. Smart Voltage Conversion
   Advanced step-up circuitry ensures stable output for devices requiring higher voltage.

2. Broad Device Compatibility
   Powers routers, security cameras, LED strips, and other DC-powered electronics.

3. Durable Construction
   TPE-coated cable resists tangling and abrasion; copper connectors ensure stable conductivity.

4. Plug-and-Play
   No drivers or setup required—connect and use instantly.

Compatible Devices

•  Electronics: Routers, IP cameras, LED light strips, portable speakers.

•  Tools: Mini air pumps, digital photo frames, small monitors.

• Note: Confirm your device’s voltage/current requirements (9V/12V) and DC port size (5.5*2.1mm) before use.

  Applications

  • Portable Electronics: Power drones, security cameras, or portable monitors via USB power banks.
  • LED Lighting: Drive 12V LED strips, desk lamps, or decorative lighting setups.
  • DIY Projects: Arduino/Raspberry Pi peripherals, small fans, or custom low-power devices.
  • Vehicle Accessories: Backup power for dash cams, GPS trackers, or car vacuum cleaners.

Safety Information

•  Compliance: This product complies with AliExpress platform safety standards.

•  Warnings:

  • Do not expose to water, high heat, or direct sunlight.

  • Avoid using with devices exceeding max output current.

  • Check polarity compatibility (center-positive) before connection.

Why Choose This Converter?

• Adjustable Voltage: Toggle between 9V/12V with a simple slide switch – no tools needed.
• Safe & Reliable: Automatic shutdown for overheating or overload conditions.
• Plug-and-Play: Direct USB power sourcing – no drivers or software required.
• Cost-Effective: Replace bulky adapters with a compact, universal solution.

Certifications & Standards

• Safety: CE, FCC Part 15B
• Environmental: RoHS, REACH

Warranty: 12-month warranty (excludes physical damage). Note:

• Confirm device voltage requirements before use. Incorrect settings may damage equipment.
• Max input current: 2A (requires USB power source supporting ≥2A output).

Critical Safety Warnings 

• Do not exceed 12V/3A total output. Check device specifications to avoid overloading.
• Avoid moisture and high temperatures to prevent circuit damage.
• Reverse polarity may destroy devices – verify connector polarity (center-positive).

Unlock USB Power – Step Up to Versatile 9V/12V On Demand 

Optional Configurations:

• Extended 1M Cable: Heavy-duty 20AWG wire for high-current projects (+$5).
• Multi-Tip DC Adapters: 5.5×2.5mm/3.5mm/2.0mm interchangeable tips (+$8).
• USB-C Input Version: Replace USB-A with USB-C male (+$3).

Compatible with 5V USB-A ports. Not for industrial equipment, medical devices, or loads exceeding 36W (12V×3A).

Frequently Asked Questions (FAQ)