** Shares of Lowe's LOW.N slip 3% to $211.32 premarket

** The home improvement firm reaffirms its full-year targets amid challenging U.S. housing market

** Continues to expect annual comparable sales to remain flat or grow up to 2%; sees annual adjusted EPS of $12.25 to $12.75

** Rival Home Depot HD.N also reaffirmed its annual forecasts on Tuesday, flagged choppy demand amid mounting macroeconomic volatility and persistent housing affordability strain

** LOW, however, beats Q1 sales estimates, helped by steady demand from professional customers

** Reports quarterly sales of $23.08 billion vs estimates of $22.97 billion - LSEG data

** As of last close, LOW down 9.5% YTD