Ghar ke andar direct meter se led bulb thodi lagta hai electric board lagana padta hai switch lagana padta hai, sabhi rooms me board lagana padta hai, our bulb switch se connect hota hai Jisse hum bulb ko on/off Kar sake, agar bulb me direct phase jaa raha hai to bulb glow karega, सभी ब्लब गलो नही करेंगे कुछ बल्ब ही गलो करेंगे
Kaha mene bulb ke bad mcb lagai hai, mcb ke bad board our bulb lagaya hai, sahi se video dekho, our ek bat board chahe 1 lagao ya 10 circuit 1 hi rahega