supply & fixing of 9 m high mini mast suitable for fixing 4 nos. solar plate and 4 nos. 45 w dc led flood light having initial luminaries 140 lumen/watt output of minimum 5300 lm with 4 nos. 12.8 v 60 ah lithium ferro phosphate battery operating at 12.8 v with solar mppt charge controller having the bluetooth based system health scanner and programmer for the monitoring & solar panel capacity of 600 wp polycrystalline or higher performance parameters via android app based mobile application on mobile phone and tablet to monitor the health condition & performance. solar panel high mast light near datpur radharani mandir within hazipur g.p. under goghat-ll dev. block, hooghly.