supply and erection of 27 nos solar powered street light at kella tourist spot(17nos), & kundakhali sariful islam house (10 nos) under kultali ps- 1 supply and errection solar street light 2 supplying of solar street light 20watts, isi,mnre approved aluminium allow housing, clear poly carbonate diffuser, ik08 impact resistance, cct - 6000k-6500k, lithium fe-phospate battery (life po4)- 12.8v,30ahwith mppt charge controller, ip65, efficacy - 100 lm/w, pir motion sensor. 3 supplyingmono crystalline solar panel -120wp with pir sensor, 4 supplying of 6 meter long g. i. pole (4 x 3.5) with erection (foundation of pole, fitting of 1 no.solar street light on pole) & panel complete in all respect