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 with4 nos. 12.8 v 60 ahlithium 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 at jakri near icds centres within rammohan -1 gp under khanakul-1 dev. block, dist.-hooghly.