diff --git a/health/1.0/default/include/hal_conversion.h b/health/1.0/default/include/hal_conversion.h
new file mode 100644
index 0000000..a92b208
--- /dev/null
+++ b/health/1.0/default/include/hal_conversion.h
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef HARDWARE_INTERFACES_HEALTH_V1_0_DEFAULT_INCLUDE_HAL_CONVERSION_H_
+#define HARDWARE_INTERFACES_HEALTH_V1_0_DEFAULT_INCLUDE_HAL_CONVERSION_H_
+
+#include <android/hardware/health/1.0/IHealth.h>
+#include <healthd/healthd.h>
+
+namespace android {
+namespace hardware {
+namespace health {
+namespace V1_0 {
+namespace hal_conversion {
+
+void convertToHealthConfig(const struct healthd_config *hc,
+                            HealthConfig& config);
+void convertFromHealthConfig(const HealthConfig& c, struct healthd_config *hc);
+
+void convertToHealthInfo(const struct android::BatteryProperties *p,
+                                 HealthInfo& info);
+void convertFromHealthInfo(const HealthInfo& info,
+                                 struct android::BatteryProperties *p);
+
+}  // namespace hal_conversion
+}  // namespace V1_0
+}  // namespace sensors
+}  // namespace hardware
+}  // namespace android
+
+#endif  // HARDWARE_INTERFACES_HEALTH_V1_0_DEFAULT_INCLUDE_HAL_CONVERSION_H_