Feature 1、LED Wick: Premium yellow light color temperature LED wick, strong light penetration, we have newly equipped with tourniquet auxiliary rubber band, after tightly restraining your arm, the matching effect is better. 2、Main Application: The LED vein detector is used for facial vascular puncture assessment, which directly displays the superficial blood vessels of the skin and provides a clearer view of the veins. 3、Applicable People: Suitable for people of all ages, 1‑10 years old infants, obese people, edema people, cancer patients, normal patients, etc. 4、Built in Battery: Built in polymer lithium battery, long lasting battery life of up to 8 hours, high efficiency and energy saving, and equipped with a USB data cable for easy charging. 5、Easy to Operate: The infrared vein detector adopts humanized design, which is easy to hold and operate with one hand, and the one button switch button is labor saving and practical. 6、Applicable Scene: The LED vein lamp is small in size, suitable for families, hospitals, pediatric clinics, outpatient centers, laboratory departments, nursing homes, etc. Item Type: LED Vein Light Material: ABS Gross Weight: 167g / 5.9oz Product Size: Approx.153 x 45 x 20mm / 6.0 x 1.8 x 0.8in Built in Battery: Polymer lithium battery 800mAh (included) Light Source: yellow Purpose: to find veins Charging Method: USB Package List 1 x Rubber Band1 x Light 1 x Manual 1 x USB Cable