USB Ports Number: None Application: Residential / General-Purpose Synchronous Rectification Technology: No Type: Electrical Plug Sub-control Switch: No Brand Name: ONLENY Overload Protection: No Single USB Max Output: None Rated Current: 50Hz-60Hz Extension Cable Length: None Support Quick Charge: No Surge Protector: No Grounding: Non-Grounding WIFI: No Master Switch: No Model Number: Electrical Plug Outlets Number: 1 Rated Voltage: 90V-240V