Made of PVC material, this mini night light is durable and practical, lightweight and portable, featuring USB charging design, great for the notebook traveler. It is convenient and practical, which can be powered by laptop, computer, PC, power bank, etc. Features - Color: Black. - Material: PVC. - Size: Approx. x 2.3 x 1.5 cm / 18.1 x 0.9 x 0.6 inch. - Working Current: Less than 40mA. - Voltage: 5V. - Using Time: More than 10,000 hours. - Charging Mode: USB charging. - Made of PVC material, durable and practical. - Lightweight and portable, more convenient to use and carry. - Convenient and practical, which can be powered by laptop, computer, PC, power bank, etc. - Flexible and adjustable, you can adjust to suit your preference. - Eliminates glare to reduce eye strain and increase productivity. Good for the eye and the environment.