Magnetic: electromagnetic induction opening, automatically sensing magnetic, without mechanical contact, strong suction, easy to open and close. Wood: Made of eco-friendly wood, applied with laser cutting technology to ensure that the curvature does not cause damage to the lamp. Reusable: USB rechargeable, powered by 1000mAh Li-ion battery, able to support the lamp for 4 hours. Foldable: flexible design, various possibilities, can change shape instantly, it can send light around it 360 degrees. Perfect as a gift: portable and small, convenient to take with you everywhere and without having to worry about the wire. Great for birthday or as a festival gift for friends, family, coworkers and relatives. Product Features : Color: warm white. Temperature ?: 2,700 K - 3,000 K. Operating voltage: DC 5 V - 300 mAh. Battery voltage: 3.7 V / 1000 mAh. Charging voltage: DC 5V / 500mAh. Rechargeable Lithium-ion battery. Light source: LED. Charging from ?: USB. Charging time: 2 hours. Operating autonomy: 4 hours. Support: foldable. Material: environmentally friendly waterproof material and wood.