Police are looking for a 33-year-old man who allegedly hit his ex-girlfriend with a handgun when she wouldn’t give him money Tuesday in Kalihi.

The 30-year-old woman was at a neighbor’s home when the man entered, demanding money about 1 p.m., police said.

He got upset when she said she didn’t have any money and threatened her with a handgun, police said.

When he was told police were coming, he hit the woman on the back of her head with the gun and ran away without any money, police said.