... /automotive mini inverter, power for laptop, VCR,MP3,MP4,camera,cell phone,etc smart car power inverter SPI120M instantly convert car DC ... car. User can power for laptop, VCR,MP3,MP4,camera,cell phoneetc. Features 1. 12VDC input 2. 220 230VAC output 3 ... . Output waveform: Modified sine wave 4. Digital display indication5. LED indication 6. Power On/Off switch 7. High efficiency>92 ...