Dual Power Sources: This vein finder device can be powered via a charger cable, offering flexibility in power options. Ultra Bright 15pcs LED Transilluminator: The vein scanner uses 15 ultra-bright LEDs to detect veins up to 10mm in depth. It can be used on both adults and infants for accurate vein detection. Updated Ro Ring Shape Design: The unique Ro Ring shape enhances vein detection, providing the best results in darkness for clear visualization. High Efficiency: Ideal for use on hands, arms, and legs of both adults and children. This vein finder minimizes patient discomfort and pain. Package Includes: Handheld Vein Finder Device Power Cable User Manual Gift Box Package Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store