0.025 Seconds to Break the CircuitWhen the leakage current in the circuit or load equipment or the ground neutral fault reaches to the 4mA~6mA, the GFCI plug can break the circuit automatically within 0.025 Seconds (25ms). Tamper & Weather ResistantAutomatic shutter system prevents young children from inserting unwanted objects into the outlets. It is constructed with advanced UV stabilized engineering to provide superior corrosion, temperature, and UV resistance, preventing discoloration and aging, ideal for outdoor & indoor use. LED Indicator & Impact ResistancePovided with working power light indicate, auto-monitoring, and reverse line-load miswire protection,of which the auto-monitoring function exceeds the requirement of 5.16, UL943. Durable construction made of high impact-resistant polycarbonate thermoplastic material for long service life. Easy InstallationThe GFCI receptacle replaces any wall outlet and utilizes existing wires. It's back and side wired for b