A computer terminal set powered by Raspberry Pi costs about US $175. To establish a computer lab with 6 such terminals would cost US $1500 and 10 terminals would cost US $1,750.
Computer Lab with Power Backup
A power backup system with a deep-cycle battery and an inverter costs US $450*. A standard computer lab with 10 terminals and a power backup system will cost US $2,200.
* For lab with ten terminals
Computer Lab with Solar Power Backup
A solar power backup system with deep-cycle battery, solar panels and an inverter costs US $700*. A standard computer lab with ten terminals will cost US $2,450.