... power supplies Waterproof led power supplies1.Waterproof grade : IP672. Input voltage: 110V/220V 3. Power factor: ≥0.5 4 ... , over-voltage protection, over-current protection, primary, secondary isolated. ensure power supply security More adapter, power adapter, power ... operation temperature.Soft-start current can reduce the AC input impact effecticly.With Short-circuit and owwerload protection. ...