Product name: Motion sensor Zoomable Headlamp Product size: 100*97*82mm/3.9*3.8*2.3in Battery: 2400mAh Working time: 3.5-5h Lumens: 1500lumens Product material: ABS Product features: 1. Multifunctional Headlamp: This headlamp features a variety of functions, including adjustable zoom focus, motion sensor activation, battery level display, and red side lights for emergency signaling. 2. Long Battery Life: Equipped with a high-capacity battery, providing extended runtime for strong illumination during fishing, mining, and other activities. 3. Adjustable Zoom Focus: The headlamp offers a zoom feature that allows you to adjust the beam focus for different lighting needs. 4. Red Side Lights: The headlamp is equipped with red side lights that can be used as warning lights or for signaling in emergency situations. 5. Versatile Use: Ideal for various outdoor activities such as fishing, mining, camping, and hiking, providing reliable and versatile lighting options. Precautions: 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size, you can feel free to contact me we will give you some suggestion, but it is for you reference only. Package includes: 1 pc Headlamp