Input: 100-240V 50-60Hz PK-Power products are CE / FCC / RoHS certified, tested by the manufacturer to match and / or exceed the OEM specification OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection) COMPATIBILITY: Please see full list of Replacement for models in the Product Description Our After Sale Service: Our friendly and reliable customer service will respond to you within 24 hours. PKPOWER 25.2V AC DC Adapter for X Hoover-1 My First 1st H1-MFH-BLU H1-MFH-CMB 21.6V 2.0Ah Li-ion Battery H1-MFH H1MFH Model ZT15-252040-CU HLT-118A-2520400U