corrigendum : supply of gps based tracking device , 3 years complete service maintenance(each year qty is 666 and during 3 years total qty 666 *3=1998), exception report generation and other repairs including material and service part as per special condition and following application software on cloud subscription with mapping. report generation and rel ated assistant (gsm/gprs) telecommunication connection in the name of sse/p.way as per departments r equirement and recurring expenses with minimum usage pack from any service provider consisting 100 mi nutes of monthly call time, 10 nos. of sms per month internal data three years maintenance as per technic al specification attached. ] , supply, activating and commissioning of gps based tracking device with pre-installed sim for monitoring of track patrolling by keyman and his companion, monsoon patrolman, usfd team and cold we ather patrolman along with mapping, customization in software, software installation as per attached techn ical specification. [ warranty period: 36 months after the date of delivery ] ]