Description: Material: Electrical components Color: See pictures 5 V 6 Relay Module Channel for Arduino PIC ARM DSP AVR Raspberry Pi Contact capacity of the 250V10A relay. Relay output normally open, normally closed; Active. 5 V input voltage range signal relay: 0-5 V; VCC system power. Power relay jd-vcc. Standard 5 V relay. Size: 10.4*5.2cm/4.09"*2.05" Quantity: 1Pc Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 0.5-1cm measuring deviation due to manual measurement. 1 cm = 0.3937 " Package Included: 1PCS X 5V 6 Channels Relay Module