【Built-in rechargeable battery】This battery-powered wall light has a rechargeable 2000mAh battery. It takes approximately 3 hours to fully charge and can be operated for up to 4 hours at maximum brightness, while at the lowest brightness setting it lasts up to 40 hours. 【360° Free Rotation & Strong Magnet】The base of this bedroom wall lamp has a 360° rotating ball joint that allows you to easily adjust the light direction. You can also remove the lamp to use it as a portable flashlight. Please make sure to charge the wall lamp before using it for the first time. 【Adjustable Brightness & Memory】This wall lamp offers adjustable brightness and a memory function, with a colour temperature range of 2700-3000K. It has a touch button for quick on/off switching; a long press allows for smooth brightness adjustment from 10% to 100%. The lamp can also remember the last brightness setting. 【Flexible and easy installation】This rechargeable wall light comes with adhesive tape and screws, so you can choose between adhesive tape or screws for installation, depending on your needs. The built-in magnet ensures easy attachment to the base, and you can also mount the light directly on any metal surface for convenient lighting 【Simple and exquisite design】The wooden lamp body is made of natural materials, while the acrylic gives off a warm and soft glow. This versatile lighting option can be used as a table lamp, wall lamp or portable flashlight Exquisite design: Wooden lamp body combined with acrylic light creates a pleasant atmosphere. Can be used as a wall lamp, table lamp or torch. Easy installation: Can be mounted with adhesive tape or screws. The strong magnet allows quick attachment to metal surfaces for flexible use. Adjustable brightness: Infinitely dimmable from 10% to 100%. The memory function saves the last selected brightness for convenient reuse. 360° rotatable & portable: Ball joint allows 360° light angle adjustment. Magnetic attachment also makes the lamp usable as a portable torch. Rechargeable battery: 2000mAh battery, charged in 3 hours. Provides up to 4 hours of operating time at maximum brightness and up to 40 hours at low brightness.