This electrical tester kit includes a digital multimeter, a GFCI receptacle tester for testing 110~125 VAC circuits, and an AC voltage detector. It is CE and RoHS certified.Support Files: User's Manual (Nov 08,2022)Updated Sep 20, 2019  Warning: This product may contain a chemical known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.