diff --git a/pmbus.cpp b/pmbus.cpp
index 5fbbe3e..12b8aa8 100644
--- a/pmbus.cpp
+++ b/pmbus.cpp
@@ -127,6 +127,13 @@
     return value != 0;
 }
 
+bool PMBus::exists(const std::string& name, Type type)
+{
+    auto path = getPath(type);
+    path /= name;
+    return fs::exists(path);
+}
+
 uint64_t PMBus::read(const std::string& name, Type type)
 {
     uint64_t data = 0;