text: arre ravi,humare dost ne ghar pe solar panels lagwaye hain, unhone bola ki unka bill 50% kam ho gaya hai, kya tumhe bhi yeh sochna chahiye?haan yaar, mujhe bhi suna hai ki installation process itna complex nahi hota, bas kuch dinon ki baat hai, par kya tumne cost ke bare mein check kiya?