The MANHASSET LED Music Stand Lamp is unparalleled with respect to the features it offers. The case is made of durable black ABS plastic, and it has ample clearance of even the taller scores of music. This multi-LED Lamp provides glare-free, full-width, audience-shielded illumination, and offers the ultimate in attractive design and simplicity. The lamp head is able to be pivoted to vary the position of the LED light bar for optimum light coverage. It is battery operated and delivers a uniform level of light for 6 to 8 hours on a charge (charger included). For periods of use over 6 to 8 hours, the LED Lamp can be powered with the charging cord without harming the battery pack. The lamp has been designed and rigorously tested to provide many years of trouble-free service. For those in other countries, ask your store/dealer about this LED Lamp with chargers designed for your voltage and plug configuration.