diff --git a/include/create/create.h b/include/create/create.h
index d9d00e0..e1885b4 100644
--- a/include/create/create.h
+++ b/include/create/create.h
@@ -307,14 +307,15 @@ namespace create {
       uint16_t getVoltage() const;
 
       /* Get current flowing in/out of battery.
+       * A positive current implies Create is charging. 
        * \return value in milliamps
        */
-      uint16_t getCurrent() const;
+      int16_t getCurrent() const;
 
       /* Get the temperature of battery.
        * \return value in Celsius
        */
-      uint8_t getTemperature() const;
+      int8_t getTemperature() const;
 
       /* Get battery's remaining charge.
        * \return value in milliamp-hours
diff --git a/src/create.cpp b/src/create.cpp
index f9ef69d..5cb9f72 100644
--- a/src/create.cpp
+++ b/src/create.cpp
@@ -577,9 +577,9 @@ namespace create {
     }
   }
 
-  uint16_t Create::getCurrent() const {
+  int16_t Create::getCurrent() const {
     if (data->isValidPacketID(ID_VOLTAGE)) {
-      return GET_DATA(ID_CURRENT);
+      return (int16_t) GET_DATA(ID_CURRENT);
     }
     else {
       CERR("[create::Create] ", "Current sensor not supported!");
@@ -587,9 +587,9 @@ namespace create {
     }
   }
 
-  uint8_t Create::getTemperature() const {
+  int8_t Create::getTemperature() const {
     if (data->isValidPacketID(ID_TEMP)) {
-      return GET_DATA(ID_TEMP);
+      return (int8_t) GET_DATA(ID_TEMP);
     }
     else {
       CERR("[create::Create] ", "Temperature sensor not supported!");