SUDROV PN-W33A 20000mAh Solar Power Bank User Manual

Welcome Guide

All SUDROV power banks have undergone extensive tests and strict quality control procedures. Both our factory and products are tested and certified.

A. Carefully read the User Manual before using the power bank.

B. Close supervision is needed when the power bank is used near children.

C. Do not strike, hit, or insert any foreign objects into the power bank or any of its ports.

D. Do not expose the power bank to heavy rain/snow to avoid malfunction.

E. Do not immerse the power bank into water to avoid malfunction.

F. Do not disassemble or reassemble the power bank without authorization from the manufacturer.

G. Do not use the power bank if it has been damaged or modified. If you see bulging, swelling, leakage, or other abnormalities from the power bank, stop using it immediately.

Important Safety Instructions

Special Attention: When using this product, basic precautions should always be followed, including the following:

  1. The suggested working/storage temperature is between -4°F and +140°F (-20°C~+60°C).
  2. Do not expose a power bank to fire or extreme high temperature. Exposure to fire or temperature above 176°F/80°C may cause battery swelling up or explosion.
  3. Do not leave the power bank on the car dashboard without supervision. Under hot weather, the temperature inside a parked car can reach above 176°F/80°C, which may cause the battery to swell up or explode.
  4. Do not leave the power bank on the flat surface of concrete, metal, and wooden floor to have the battery being solar charged. Under strong sunlight, the surface temperature of concrete, metal, and wooden floor may reach above 170°F/80°C, where the battery may swell up or explode.
  5. For solar panel charging, we recommend that you hang the power bank in a ventilated environment for solar charging to avoid swelling of the battery due to extremely high temperature.

Product Details

FeatureDescription
USB Output PortDC 5V/3A (MAX)
Lightning Output CableDC 5V/2A
USB C Output PortDC 5V/3A
Wireless chargingN/A
USB C Input PortDC 5V/2.4A
Micro USB Output CableDC 5V/3A
Lightning Input PortDC 5V/2A
USB-C Input/Output PortDC 5V/3A
USB C Output CableDC 5V/3A
Micro USB Output CableDC 5V/3A
USB Output PortDC 5V/2.1A
USB-A Input CableDC 5V/2.1A
Solar Charging InputDC 5V/0.25A (Light Intensity>25000Lux)
LED Battery IndicatorIndicates remaining power
Power of LED Light1W
Power ON/OFF SwitchControls power and LED lights
Solar PanelFor solar charging
LED lightThree modes: normal, SOS, strobe
Infrared Laser LightFor pointing and amusement
ThermometerMonitors temperature for charging safety
Hanging RingFor attaching carabiner or lanyard

Product Features

Product Parameters

ParameterSpecification
Battery Capacity20,000mAh/3.7V (=74Wh)

Legal and Regulatory Compliance

1. ISO 9001: Quality management system demonstrating our ability to consistently provide products and services that meet customer and applicable statutory and regulatory requirements.

2. UN38.3 Test Certificate: Ensures that the battery cell used in the power bank adheres to safety standards for maximum continuous charge voltage, cut-off voltage, cell number, nominal voltage, discharge, etc.

3. MSDS Certificate: Material Safety Data Sheet outlining hazardous materials, handling procedures, and precautions for batteries.

4. UL 2056 Test Certificate: Safety standard proving the product has undergone in-depth evaluations by UL expert engineers.

5. CE Certificate: Compliance with regulations for sale in the European Market.

Instructions

(1) Turn on/off

Press the power switch to turn on the power bank; the LED power indicators will light up. Without a device connected, the power bank will automatically shut down after 30 seconds.

(2) Charge electronic devices

  • Use built-in output cables: Gently press the power switch to turn on the power bank. Take out the appropriate cable and plug it into your device to charge.
  • Use built-in output ports: Gently press the power switch to turn on the power bank. Plug your charging cable into the power bank's ports and your devices. This power bank supports charging multiple devices simultaneously.

(3) Recharge the power bank

  • Power charging:
    1. Use the built-in input cable: Gently press the power switch to turn on the power bank. Take out the cable and plug it into a USB adapter to recharge the product. The blue LED power indicators flash when charging and all four indicators light up when fully charged.
    2. Use the built-in input ports: Gently press the power switch to turn on the power bank. Plug your charging cable into the power bank's ports and adapters to recharge the product. The blue LED power indicators flash when charging, and all four indicators light up when fully charged.
  • Solar charging: Place the solar panels facing upward in direct sunlight. The sunlight will be converted into electricity to charge the power bank. Solar charging performance is more effective under strong light. When the solar panel is working, the green indicator is on.
    Note: When the temperature is high in summer, do not place the power bank on concrete floors, in cars, or other places where heat gathers. When the power bank's temperature exceeds 50°C, stop using solar energy to charge it.

(4) LED flashlights

Press and hold the power button for 3 seconds to turn on the LED flashlights. Short press the button to cycle through SOS mode, strobe mode, and then turn off the lights. When not in use, turn off the flashlights to save power.

(5) Infrared Laser Light

Lightly press the power button twice to turn on the infrared laser light. Press twice again to turn off the infrared laser light.

Product Maintenance

To ensure the maximum efficiency of this product, please pay attention to the following:

  1. Keep away from moisture and corrosive substances.
  2. Do not use chemicals to clean the product.
  3. When the product is not used for a long time, please charge it once every six months.

Other Important Notes

  1. This product is suitable for charging equipment within the specification of DC5V/3A. Using charging equipment beyond this specification may cause damage to the product.
  2. Please do not disassemble or modify this product.
  3. Pay attention to fire and moisture to prevent malfunction.
  4. Do not use this product in high-temperature environments (≥45°C).
  5. Please connect equipment that meets the output specification of this product.
  6. If the battery expands, leaks, or emits a strange smell, stop using it immediately.
  7. The built-in laser light cannot directly shine on the eyes of people or animals, as it may cause eye damage.

Common Problems and Solutions

  1. Press the power switch, only one blue LED power indicator flashes: Battery power is low. Please charge this product immediately.
  2. Unable to recharge the unit: Try charging again with a different charging adapter and cable.
  3. Cannot charge the phone or other devices: Please unplug and replug the charging cable to connect the power bank and the device.
  4. The power bank cannot be fully charged even after charging for a long time:
    • Please use the equipped cable and a charger adapter that supports 5V/2.1A or above output.
    • Warm tip: The power of solar charging input is only 5V/0.25A (max). Do not rely solely on solar charging. Using the input ports/cable saves much time. Solar charging is a backup method for emergencies.
  5. Other common troubleshooting:
    • Check if the power button is flexible.
    • Check if the charging indicators work correctly when charging.
    • Check if the USB input cable is good and if there are any abnormalities after connecting to the power bank.
    • Check if the USB output cable is good and if there are any abnormalities when connecting to the device that needs charging.
    • Check for any abnormal noise or odor from the product.

    Note: Please do not disassemble the power bank; the warranty does not cover human-made damage.

  6. If problems persist: Please feel free to contact SUDROV customer service for assistance.

Warranties and After-Sales Service

Every SUDROV product comes with at least a 12-month warranty and lifelong technical support.

Within 30 days from the date of purchase, products in good packaging and without damage can be returned for a full refund.

A free exchange is provided for products with quality problems within 12 months.

If you are not 100% satisfied with our products, please feel free to contact our customer service. We value customer feedback and will respond within 24 hours (including weekends).

FCC Statement

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:

  1. This device may not cause harmful interference, and
  2. This device must accept any interference received, including interference that may cause undesired operation.

Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. The device has been evaluated to meet general RF exposure requirements. The device can be used in portable exposure conditions without restriction.

Models: PN-W33A, PN-W33A Portable Power Source, Portable Power Source, Power Source, Source

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