Feature: 1. ADJUSTABLE DELAY RANGE: Comes with 4 delay ranges to choose from, 0.05S to 0.5S, 0.5S to 5S, 5S to 30S and 30S to 3 minutes. 2. EASY ADJUSTMENT: Combining a rotating knob and clear panel, the accurate relay time adjustment is very convenient to complete. 3. STURDY SHELL: The transparent and dustproof shell is resistant to high temperature and impact, and very durable for long term use. 4. GOOD ELECTRICAL CONDUCTIVITY: Equipped with 8 galvanized copper pins, rustproof and have excellent electrical conductivity. 5. STABLE CONNECTION: The relay can be tightly connected with the base, and the connection will not be loose when plugged in. Specification: Item Type: Time Relay Product Model: ST3PA-A Delay Range: 0.5S/5S/30S/3Minutes Contact Voltage: 200-220V 50/60Hz. Contact Form: Two open and two closed. Number of Contacts: 2 groups of power on delay. Contact Load: Medium Power Contact Capacity: AC200V 3A Working Mode: Power On Delay Protection Features: Closed Mechanical Life: More than 10 million mechanical times. Withstand Voltage: AC1.5KV Ambient Temperature: -5℃~+40℃ Altitude: Approx.