Dermlite DL4W - Directions for Use

Intended Use

This device is designed for non-invasive visual examination of intact skin, used in medical settings to illuminate body surfaces.

CAUTION: Do not look directly into LED light. Patients must close eyes during exams.

CAUTION: Do not use in fire or explosive risk areas (e.g., oxygen-rich).

WARNING: May expose user to chemicals linked to cancer or reproductive harm (e.g., methylene chloride).

Device Overview

DermLite DL4W is a smartphone-compatible dermatoscope with 10x magnification, cross- and non-polarized light, and a high-resolution lens system.

Using the Device

  • Hold ~25 mm above the skin with LEDs facing the lesion.
  • Turn on via the power button (P) or both mode buttons (POL + PB).
  • Toggle light modes by pressing any button. Hold (POL) to change brightness.
  • Rotate Focus Dial (FD) to extend Spacer (S) for contact dermoscopy.
  • Auto shutoff after 3 minutes of inactivity.

Photography

Use DermLite magnetic adapters (sold separately) via the extension ring (ER). Clean the faceplate (FP) and set Spacer to “0” before capturing images.

Faceplate Removal

Remove faceplate (FP) by pulling from the fingernail notches on the Spacer (S).

IceCap®

Snap a disposable IceCap (IC) over the installed faceplate for hygiene. Remove and dispose after use.

Battery and Charging

CAUTION: Only use the 3.7V 1400mAh lithium-ion battery supplied by DermLite.

  • Battery deterioration may lead to reduced life or expansion. Replace if issues occur.
  • Charge with the provided USB-C to USB cable.
  • Charge Indicator (CI): 4 LEDs = full, 3 = >75%, 2 = >50%, 1 = <25%.

Battery Replacement

Unscrew the battery cap (BC) using the set screw (SSC) tool. Disconnect the white plug (BP), replace the battery (BT), reconnect, and reassemble securely.

Troubleshooting & Maintenance

Visit www.dermlite.com/service or contact your dealer. No modifications allowed. Clean exterior with 70% isopropyl alcohol. Avoid immersion and autoclaving.

Warranty

5 years for parts and labor. 1-year battery warranty.

Disposal

Separate the electronics and lithium-ion battery for disposal. Do not discard with regular waste.

Package Contents

  • DermLite DL4W (24 LEDs, 30 mm lens, reticle, spacer)
  • Silicone sleeve
  • Belt case
  • USB charging cable
  • 5 IceCaps