Features 1、SIMPLE OPERATION: PLC controller module come with simple operation, no programming required, plug and display 2、DIRECT PLC POWER SUPPLY: No need for separate power supply, direct PLC power supply, support convenient and fast operation 3、FUNCTION KEY AND COMMON KEY FUNCTION MULTIPLEXING: Function key and common key function multiplexing, easy to operate, realize space saving 4、IMPACT RESISTANCE AND SCRATCH RESISTANCE: Made of good quality ABS material, possess impact resistance, scratch resistance, environmentally friendly 5、VOLTAGE FROM DC3.5-5V: Support voltage is from DC3.5-5V, possess stable structure, excellent performance and long service life Specification Item Type: PLC Controller Module Product Material: ABS Product Model: WSLED4 Package List 1 x PLC Controller Module