High quality: Good brightness, long life, picture quality HD! The durability time and brightness are almost identical to the original. Lamp life: 3000 hours(normal mode)/5000 hours(eco mode) Lamp lifeSave money on lamp replacement Widely used: work gathering, party entertaining, classroom learning etc. Note: Please refer to the projector manual when replacing the lamp. Please remove the lamp cover before the lamp is cool enough.Heat may cause burns and injuries.The lamp should be cool enoughly, about 1 hour after the power is off.