• plastic
• Compatible with computer, mobile phone charger and power bank.
• Life- grade ： Sealed and processed, the flashlight has a life- saving function, but can not be soaked in water.
• Compact but large capacity: Can be stored in bag or pocket.
• User- friendly design: Slim, lightweight, compact, and super bright safety lights.
• With charging warning function design, easy to know about the battery storage situation.