Utilizing groundbreaking 3D technology. the moon lamp has received acclaim from customers seeking sophisticated indoor lighting solutions. Measuring 12 cm in diameter. the 3D Moon Lamp is a stunning addition to any bedroom or living area. A key consideration is the battery life. which can last for up to 8 hours (depending on brightness levels) after charging for 6 hours and using a dim setting. With a 500 maH rechargeable battery. the Moon Lamp eliminates the need for disposable batteries.