Zuanjia ZR-1144L Rechargeable Music Stand Light | Lithium-ion Battery 8 Bulb 2 Head | Free 3.3ft/1m USB Cable,AC Adapter | Black,Lifetime Warranty 2 Power button control all 8 energy-efficient LEDs individually Durable LEDs last 100,000 hours - no replacement necessary Built in Rechargeable Lithium battery,No need to buy batteries Precisely engineered optical grade lens spreads light evenly,with No Hot Spots Lifetime warranty