Krismile&reg; New Black Bright Flexible 9 Leds Clip-on Orchestra Music Stand LED Book Reading Light Lamp with Adapter Lamp Light,Rechargeable Music Stand LED Light Lamp Clip-on 9 LED Nine energy-efficient LEDs cast bright white light Durable LEDs last 100,000 hours - no replacement necessary Sliding switch controls two brightness settings Precisely engineered optical grade lens spreads light evenly Broad, padded clip