ximon-admin/src/main/java/com/sandu/ximon/admin/service/LightService.java
@@ -356,7 +356,7 @@ BigDecimal min = BigDecimal.valueOf((v2.getMin() - v1.getMin()) / 60); BigDecimal totalTime = (hour.add(min)); BigDecimal energySaving = BigDecimal.valueOf((100 - v1.getBrightness())).divide(BigDecimal.valueOf(100)).multiply(totalTime).divide(BigDecimal.valueOf(24)); BigDecimal energySaving = BigDecimal.valueOf((100 - v1.getBrightness())).divide(BigDecimal.valueOf(100)).multiply(totalTime).divide(BigDecimal.valueOf(24),2); System.out.println(energySaving); return energySaving; }