Scanning, Printing and serving of C.C. Bills on spot of consumer premises LT Cat.I, Cat.II&Cat.IV (Excluding High value, Agriculture Services) with GPRS enabled Spot Billing Machines/Devices with Bluetooth printers and IRDA port readings shall be taken wherever IRDA port compatible meters existing at ERO/PUNGANUR with the software provided by the APSPDCL for a period of 18 months from the date of issue of LOA considering each ERO as an unit through E-tendering in O circle Tirupati.