Guadalupe Romero, 27, of the 4000 block of Algonquin Parkway in Rolling Meadows was charged with child endangerment and aggravated battery. Alfonso Fierro, of the 500 block of Mesa Drive in Hoffman Estates, was charged with DUI.

A woman who police said intentionally crashed into her estranged husband’s SUV while driving her three children has been charged with child endangerment and aggravated battery.

Her estranged husband was also charged with DUI, officials said.

Guadalupe Romero, 27, of the 4000 block of Algonquin Parkway in Rolling Meadows, was charged with felony child endangerment and aggravated battery, Arlington Heights police said.

Authorities said her husband, Alfonso Fierro, and his girlfriend were in their SUV in Arlington Heights on Sunday evening when Romero spotted them while she was driving with her three young children, ages 8, 5 and 2, in the car.

Police said Romero began following them, struck his vehicle from behind and then swerved to the left and rammed her car into his again. Fierro lost control of his vehicle and struck a tree on the passenger, injuring his girlfriend, police said.

Romero’s bond was set at $100,000 this morning. She remains in custody, police said.

Fierro, of the 500 block of Mesa Drive in Hoffman Estates, received minor injuries during the accident and was also charged with DUI, police said. He is out on bond.

The three children in the care of a relative, Arlington Heights police Cmdr. Kenneth Galinski said.

Fierro’s girlfriend is in stable condition but has extensive injuries, Galinski said.