1. The output contact rating: 250VAC-10A, 125VAC-10A, 30VDC-10A, 28VDC-10A, which can drive the most of household appliances or industrial control. 2. Standard interface can be directly connected with microcontrollers. - With the LED indicator light (For connection, disconnection). - The relay has normally closed contact and normally open contact. - With the relay coil absorber diode protection. - Active-low signal input, VCC, GND power supply input terminal. 3. Specifications: - Material:FR4 - Working voltage: 5V - Control distance: 8m / 314.96 inch - Relay module size: Approx. 4.9cm x 1.9cm x 1.7cm - Remote controller size: Approx. 8.5cm x 3.9cm x 0.6cm / 3.35in x 1.54in x 0.24in 4. Package included: - 1 x One Channel 5V Relay Module - 1 x Remote Control