smartphone accessories

Previously bought battery from Amazon but with lower battery life and span. Not sure if it was even an original samsung battery and even how old it already was. What is the best place to buy original replacement battery for old (4 year old) Samsung smartphones instead of from Amazon?

I am selling my Zhiyun Smooth 5, 3-Axis Gimbal that used 2-3 times in total to shoot videos on my iPhone. Amazing gimble with integration with FilmicPro. Not enough time to use it. 3 years of warranty (2 years standard + 1 year additional for online registration) of which 1 year left. It has...

Does using a tempered glass worth 150 to 350 rupees on a flagship smartphone that prices between 35k and 55k rupees have a huge impact? In my case, I don't even use a case cover when using a smartphone. I always enjoy how it feels on my hands. Why can't high-end smartphones resist minor scratches?

RHA - MA750 Wireless Earphones excellent condition used for 1 hour only 3 years warranty available amazing sound quality unboxed , all original box contents available . Like new condition with original box, bill etc no low balling please...

Product link - https://amzn.to/2EQ469y Like new condition with original box, bill etc.