DIY PC817 2-CH 5V Relay Module w/ Optocoupler Extension Board - Blue

This is a 2-Channel 5V Relay interface board, be able to control various appliances, and other equipments with large current. It can be controlled directly by Microcontroller (Arduino, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic).Equiped with high-current relay, AC 250V 10A ; DC 30V 10A With 4 fixed screw holes, hole diameter: 3.1mm; Optical coupling isolation, good anti-interference; VCC system power, JD_VCC relay power, default 5V relay, just plug in jumper cap; Indication LED's for Relay output statusGreat for DIY project GeneralModelN/AQuantity1 pieceForm ColorDeep BlueMaterialPCBSpecificationChipsetPC817English Manual / SpecYesOther FeaturesOther FeaturesGreat for DIY projectCertificationNOPacking List1 x ModulePackage Weight:0.036kg (0.079lb)Package Size:7.8cm x 6.4cm x 2.1cm (2.76in x 2.36in x 0.79in)