Feature:1. 3 Light Sources: This pen flashlight provides white light mode, warm light mode and red SOS mode, meeting your different needs.2. Premium LED Chip: This pen light flashlight adopts premium LED chip which ensures bright and soft light, suitable for reading and repair.3. Pen Clip Design: This LED pen flashlight is designed with a pen clip that can be fixed on your backpack and pocket.4. Wide Application: This LED penlight is suitable for eyes, ears, nose, throat, teeth, oral examination, it can also be used as a daily flashlight, red SOS can be used for outdoor emergency.5. USB Charge: This LED flashlight with clip and 3 light modes supports USB charge, providing great convenience.Specification:Item Type: Pen FlashlightMaterial: ABSBuilt-in Battery: Polymer Lithium Battery 260mAh (Battery Included)Light Source: White / Warm / RedLighting Mode: White Light (High Light to Low Light). Warm Light (Always On). Red (SOS)Charging Mode: USB 5VLength: Approx. 14.7cm / 5.8in ( Manual Measurement, Slight Error May Exist )Diameter: Approx. 1.5cm / 0.6in ( Manual Measurement, Slight Error May Exist )Weight: Approx. 64g / 2.26oz.Package List:1 xPen Flashlight (Battery Included)1 x USB Cable