At least 11 people were wounded in an explosion on Saturday in Mazar-e-Sharif city of Balkh province, local officials said.
The blast occurred Saturday evening when a magnetic mine was placed in a police Ranger and detonated.
Local officials said as the result nine civilians and two military personnel were wounded.
Balkh police said that injured were in good condition.
No group, including the Taliban, have claimed responsibility for the attack.