The GR1937EJG is a switching controller DIP-8 RoHS sold by Grenergy. The device is a programmable controller with eight pins for easy installation. It features a wide input voltage range of 8-36V and a maximum power consumption of 120 mW. It also features short circuit protection, over temperature protection, and load regulation. The GR1937EJG can be used in industrial products, intelligent control, and automotive control applications.