A soft underlay, to be spread under the bed sheet of the bed. This consumes 60W of energy and thus an expanse of Rs 4/= in 16 1 / 2 hours of usage at full. If regulated module, the power consumption is still less and thus more economical. If one...
A soft underlay as above that regulates the energy to a fixed point of heat. Perfectly useful for infants and, patients insensitive to heat. The power consumption in this case is less than 1% of the energy consumed for the usage of a heater or a...