Favourlite ALS-7540-US

Favourlite ALS-7540-US Rechargeable 800LM Zoomable Pen Light Flashlight

Instruction Manual

Introduction

Thank you for choosing the Favourlite ALS-7540-US Rechargeable Pen Light Flashlight. This compact and versatile flashlight is designed for various applications, offering high brightness, dual lighting modes, and a zoomable beam. Please read this manual carefully to ensure proper use and maintenance of your device.

Favourlite ALS-7540-US Rechargeable Pen Light Flashlight

Figure 1: Favourlite ALS-7540-US Pen Light Flashlight

Product Features

  • High Brightness: Up to 800 lumens with a beam distance of 180m (590ft).
  • Dual Modes: High brightness and low brightness settings.
  • Zoomable Design: Easily switch between a narrow spotlight and a wide-angle floodlight by rotating the flashlight head.
  • Rechargeable & Dual Power: Includes a high-capacity USB-C rechargeable battery (up to 9 hours on low mode) and is compatible with 2 AAA batteries for backup.
  • Durable & Waterproof: Constructed from aircraft-grade aluminum alloy, offering 1-meter impact resistance and waterproof design for use in various weather conditions.
  • Compact & Portable: Measures 6.10 inches in length, less than 1 inch wide, and weighs only 2.12 oz, with a convenient clip-on design for everyday carry.
Key features of Favourlite pen light: 800LM, 590ft beam, 2 modes, compact size, USB-C and AAA power options

Figure 2: Overview of key product features.

Setup

Battery Installation and Charging

The Favourlite pen light comes with a rechargeable battery and is also compatible with AAA batteries.

  1. Accessing the Battery: To access the rechargeable battery or insert AAA batteries, rotate the tail cap of the flashlight counter-clockwise to remove it.
  2. Charging the Rechargeable Battery:
    • Remove the blue rechargeable battery from the flashlight body.
    • Locate the USB-C charging port on the side of the battery.
    • Connect the provided USB-C cable to the battery and a power source (e.g., USB wall adapter, computer USB port).
    • The indicator light on the battery will show Red while charging and turn Green when fully charged.
  3. Inserting Batteries:
    • For the rechargeable battery: Insert the battery into the flashlight body with the charging port facing downwards (towards the tail cap).
    • For AAA batteries: Insert two AAA batteries into the flashlight body, ensuring correct polarity (+/-).
  4. Securing the Tail Cap: Once the battery is inserted, screw the tail cap back onto the flashlight body clockwise until secure.
Diagram showing how to remove the tail cap, extract the rechargeable battery, and connect it to a USB-C charging cable. Indicator lights for charging (red) and fully charged (green) are shown.

Figure 3: Battery charging method.

Image showing the rechargeable battery and two AAA batteries, highlighting the dual power options for the flashlight.

Figure 4: Dual power options with USB-C rechargeable and AAA batteries.

Operating Instructions

Power On/Off and Mode Selection

  1. Power On/Off: Press the switch on the tail of the flashlight fully to turn the light ON or OFF.
  2. Brightness Modes: With the flashlight ON, half-press the tail switch to cycle between the two brightness modes: High and Low.
Image illustrating the two brightness modes: 400LM Low and 800LM High, with a person using the pen light in a warehouse setting.

Figure 5: Brightness modes of the Favourlite pen light.

Zoom Function

The Favourlite pen light features a zoomable head to adjust the beam type:

  • Spotlight: Rotate the flashlight head clockwise to narrow the beam for a focused spotlight.
  • Floodlight: Rotate the flashlight head counter-clockwise to widen the beam for a broad floodlight.
Diagram showing how to rotate the flashlight head to zoom in for a narrow spotlight and zoom out for a wide-angle floodlight.

Figure 6: Zoomable design for spot to flood beam adjustment.

Video Demonstration: Zoomable Pen Flashlight

Video 1: Demonstrates the zoom functionality of the Favourlite pen light, showing how to switch between narrow and wide beams.

Video Demonstration: Rotatable Pen Flashlight

Video 2: Shows the rotatable head feature for adjusting the focus of the pen light.

Maintenance

Cleaning

  • Wipe the flashlight body with a soft, damp cloth.
  • Do not use abrasive cleaners or solvents.

Battery Care

  • For optimal performance, fully charge the rechargeable battery before first use.
  • If using AAA batteries, ensure they are fresh and inserted with correct polarity.
  • Remove batteries if the flashlight will not be used for an extended period to prevent leakage.

Storage

  • Store the flashlight in a cool, dry place away from direct sunlight and extreme temperatures.
  • Keep out of reach of children.

Troubleshooting

  • Flashlight does not turn on:
    • Check if the battery is correctly inserted with the charging port facing downwards.
    • Ensure the rechargeable battery is charged, or replace AAA batteries if using them.
    • Verify the tail cap is fully tightened.
  • Light is dim or flickers:
    • The battery may be low. Recharge the internal battery or replace AAA batteries.
    • Ensure battery contacts are clean and free from debris.
  • Zoom function is stiff:
    • Clean the area around the rotating head to remove any dirt or grit.
    • Avoid forcing the mechanism.

Specifications

FeatureSpecification
Model NumberALS-7540-US
Brightness800 Lumens (Max)
Beam DistanceUp to 180m / 590ft
Light Source TypeLED
Power SourceRechargeable Lithium Polymer Battery (USB-C) or 2x AAA Batteries
MaterialAircraft-Grade Aluminum
Water Resistance LevelWaterproof
Impact Resistance1 Meter
Product Dimensions4.29"D x 0.71"W x 0.71"H (10.9cm x 1.8cm x 1.8cm)
Item Weight2.12 ounces (60g)
Included ComponentsUSB Cable
Image showing the Favourlite pen light submerged in muddy water, demonstrating its waterproof and durable aircraft-grade aluminum construction.

Figure 7: Durability and waterproof features.

Image showing the compact size of the Favourlite pen light (6.10 inches) and its clip-on design, fitting easily into a shirt pocket.

Figure 8: Compact size and clip-on design for portability.

Warranty and Support

For warranty information or customer support, please refer to the product packaging or contact Favourlite customer service directly. Contact details are typically provided on the product box or the official Favourlite website.

© 2025 Favourlite. All rights reserved.

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