What percentage of old solar panels don't work?پرانے سولر پینل کتنے فیصد کام نہیں کرتے؟

[@Thefarooqsindhu]

عمدہ

[@zeshanhaider108]

Really old equipments was long life quality.

[@raufahmad7392]

Yaa

[@asherali63]

inverter ko be 12 saal ho gye han?

[@asherali63]

bro mn ny pocha kya ap k inverter ko be chlty hoe 12 saal guzr gye han?