... by lying on the bed and watching movies.• suitable for business presentations, product introduction, corporate training, homework, ... big screen Display type: LCoS 3M RGB LensLight Source: LEDLamp life: over 30000 hours Unit weight: ... stereo 1.5W x 1Built-in rechargeable lithium battery, for 2 hours’ displayNoise level: 20 dBProjector fixing: table ... , WMV, VOB, MOV, FLV, ASF, DAT, MP4, mini LED projector