diff --git a/fastboot/constants.h b/fastboot/constants.h
index a803307..af4d1eb 100644
--- a/fastboot/constants.h
+++ b/fastboot/constants.h
@@ -82,3 +82,5 @@
 #define FB_VAR_TREBLE_ENABLED "treble-enabled"
 #define FB_VAR_MAX_FETCH_SIZE "max-fetch-size"
 #define FB_VAR_DMESG "dmesg"
+#define FB_VAR_BATTERY_SERIAL_NUMBER "battery-serial-number"
+#define FB_VAR_BATTERY_PART_STATUS "battery-part-status"
diff --git a/fastboot/device/commands.cpp b/fastboot/device/commands.cpp
index bd936ae..e522f4d 100644
--- a/fastboot/device/commands.cpp
+++ b/fastboot/device/commands.cpp
@@ -147,6 +147,8 @@
         {FB_VAR_SECURITY_PATCH_LEVEL, {GetSecurityPatchLevel, nullptr}},
         {FB_VAR_TREBLE_ENABLED, {GetTrebleEnabled, nullptr}},
         {FB_VAR_MAX_FETCH_SIZE, {GetMaxFetchSize, nullptr}},
+        {FB_VAR_BATTERY_SERIAL_NUMBER, {GetBatterySerialNumber, nullptr}},
+        {FB_VAR_BATTERY_PART_STATUS, {GetBatteryPartStatus, nullptr}},
 };
 
 static bool GetVarAll(FastbootDevice* device) {
diff --git a/fastboot/device/variables.cpp b/fastboot/device/variables.cpp
index 2847e35..77210ab 100644
--- a/fastboot/device/variables.cpp
+++ b/fastboot/device/variables.cpp
@@ -570,3 +570,79 @@
 
     return true;
 }
+
+bool GetBatterySerialNumber(FastbootDevice* device, const std::vector<std::string>&,
+                            std::string* message) {
+    auto health_hal = device->health_hal();
+    if (!health_hal) {
+        return false;
+    }
+
+    if (GetDeviceLockStatus()) {
+        return device->WriteFail("Device is locked");
+    }
+
+    *message = "unsupported";
+
+    int32_t version = 0;
+    auto res = health_hal->getInterfaceVersion(&version);
+    if (!res.isOk()) {
+        return device->WriteFail("Unable to query battery data");
+    }
+    if (version >= 3) {
+        using aidl::android::hardware::health::BatteryHealthData;
+
+        BatteryHealthData data;
+        auto res = health_hal->getBatteryHealthData(&data);
+        if (!res.isOk()) {
+            return device->WriteFail("Unable to query battery data");
+        }
+        if (data.batterySerialNumber) {
+            *message = *data.batterySerialNumber;
+        }
+    }
+    return true;
+}
+
+bool GetBatteryPartStatus(FastbootDevice* device, const std::vector<std::string>&,
+                          std::string* message) {
+    auto health_hal = device->health_hal();
+    if (!health_hal) {
+        return false;
+    }
+
+    using aidl::android::hardware::health::BatteryPartStatus;
+
+    BatteryPartStatus status = BatteryPartStatus::UNSUPPORTED;
+
+    int32_t version = 0;
+    auto res = health_hal->getInterfaceVersion(&version);
+    if (!res.isOk()) {
+        return device->WriteFail("Unable to query battery data");
+    }
+    if (version >= 3) {
+        using aidl::android::hardware::health::BatteryHealthData;
+
+        BatteryHealthData data;
+        auto res = health_hal->getBatteryHealthData(&data);
+        if (!res.isOk()) {
+            return device->WriteFail("Unable to query battery data");
+        }
+        status = data.batteryPartStatus;
+    }
+    switch (status) {
+        case BatteryPartStatus::UNSUPPORTED:
+            *message = "unsupported";
+            break;
+        case BatteryPartStatus::ORIGINAL:
+            *message = "original";
+            break;
+        case BatteryPartStatus::REPLACED:
+            *message = "replaced";
+            break;
+        default:
+            *message = "unknown";
+            break;
+    }
+    return true;
+}
diff --git a/fastboot/device/variables.h b/fastboot/device/variables.h
index 9a46786..99d1355 100644
--- a/fastboot/device/variables.h
+++ b/fastboot/device/variables.h
@@ -67,6 +67,10 @@
                    std::string* message);
 bool GetBatterySoCOk(FastbootDevice* device, const std::vector<std::string>& args,
                      std::string* message);
+bool GetBatterySerialNumber(FastbootDevice* device, const std::vector<std::string>& args,
+                            std::string* message);
+bool GetBatteryPartStatus(FastbootDevice* device, const std::vector<std::string>& args,
+                          std::string* message);
 bool GetSuperPartitionName(FastbootDevice* device, const std::vector<std::string>& args,
                            std::string* message);
 bool GetSnapshotUpdateStatus(FastbootDevice* device, const std::vector<std::string>& args,