The government and enterprises have interest in the green IT products, therefore this study focus on the green IT products. First, we study the effects on the purchase intention of the green IT products by perceived value, perceived quality, and perceived trust. Second, we consider the environmental characteristics such as environmental concern, green recognition, and environmental knowledge. Third, we study the moderating effects of environmental characteristics. The proposed model was empirically tested using data collected from users having the purchase intention of the Green IT products. The major results of this study are as follows. First, perceived value and perceived trust had a positive effect on purchase intention of the green IT products. Second, environmental concern, green recognition, and environmental knowledge had moderating effects between perceived value and purchase intention of the green IT products. Third, environmental concern and green recognition had moderating effects between perceived trust and purchase intention of the green IT products. This study can provide many implications for government and businesses considering green IT products.