2000Mah Led Screen RCA Wireless Tattoo Power Supply

Product Specifications

• Output Voltage: 4-12V

• Output Current: 1.5A

• Input Voltage: DC 5V/1A

• Charging Port: Type-C

• Battery Capacity: 2000mAh

Protection Features

1. Output Short-Circuit Protection

2. Dual-Layer Input Charging Protection

   • Battery-integrated overcharge/over-discharge protection

   • Control board adds short-circuit/overcharge/over-discharge protection (enhanced safety)

User Manual

1. Power On/Off

   • Long-press power button for 2s to power on

   • Device resumes previous voltage after 1s (standby mode)

   • Single-click to start working; click again to pause

   • Default startup: 0.2s/10V pulse before reverting to displayed voltage

2. Voltage Adjustment

   • Click +/- buttons: Increment/decrement by 0.1V

   • Long-press +/- buttons: Rapid voltage change

3. Timer Function

   • Timer starts automatically during current output (icon flashes)

   • Timer pauses when output stops

   • Manual shutdown resets timer

4. Voltage Memory (M1/M2/M3)

   • Adjust memory slots with +/- buttons in standby mode

   • Settings auto-save during operation

5. Auto Shutdown

   • Manual: Long-press power button for 2s

   • Auto: Powers off after 5 minutes of inactivity

6. Charging Indicator

   • Battery icon shows charging status

   • 100% display when fully charged (activates overcharge protection)

Troubleshooting