About this item Rechargeable & durable: USB Type-C rechargeable design, reversible for easy plug-in compared to Micro-USB. Provides up to 80 hours of powerful, non-dimming brightness (general reading, single head) with the included 1000mAh rechargeable battery. 3 Colors & 6 Adjustable Brightness Levels: Offers three color temperature modes: yellow (3000K), warm white (4000K), and cool white (6000K). Each light head has an independent switch with 3 adjustable brightness levels. Customize your lighting for reading, knitting, camping, or repairing. Eye Protection Design & Ergonomic: Features flicker-free technology and blue light filter with advanced LED beads to reduce eye strain for both kids and adults. Flexible, adjustable arms allow for optimal positioning. Comfortable neckband design keeps hands free. Partner-Friendly: Narrow beam angle (90 degrees) provides focused brightness where needed while minimizing light spill, so it won’t disturb a sleeping partner. Product Guarantee: design with applied patent. Certified by FCC, CE, RoHS, and PSE. Comes with an 18-month worry-free warranty and responsive customer support. Package Includes: 1 x LED neck light, 1 x USB Type-C cable (24 inches), 1 x user manual, 1 x bookmark. Note: Use the included Type-C cable or a third-party certified cable. AC adapter not included.