(Reuters) - Ecommerce firm eBay ( EBAY ) forecast second-quarter revenue below Wall Street estimates on Wednesday, as demand cools for product categories like collector's items and auto parts.

The company expects revenue in the range of $2.49 billion to $2.54 billion for the quarter ending June. Analysts on average were expecting $2.56 billion, according to LSEG data.

Shares of eBay ( EBAY ) fell 4% in extended trading.

Revenue in the most recent March quarter rose 2% to $2.56 billion, slightly above analysts' estimate of $2.53 billion.