Eveready 7-Watt LED Bulb Pack of 2 + Free 4pc AA Alkaline Batteries Rs. 199 Bulb Base: B22D Lumen: 700 Best and efficient light output upto 100 Lm/W High lumen maintenance over rated life Higher lumen output (20-40 percent higher than most competition) Free 4 alkaline batteries worth Rs 140 included Warranty applicable till 30 months from the date of packaging or 24 months from the date of invoice (whichever is lower) http://www.amazon.in/Eveready-7-Watt-Light-carbon-batteries/dp/B01HDCRQMW