diff --git a/sensors.js b/sensors.js
index f310161..cfb22f3 100644
--- a/sensors.js
+++ b/sensors.js
@@ -427,8 +427,11 @@ export const Sensors = GObject.registerClass({
             }
 
             if ('POWER_NOW' in output) {
-                this._returnValue(callback, 'Rate', output['POWER_NOW'], 'battery', 'watt');
-                this._returnValue(callback, 'battery', output['POWER_NOW'], 'battery-group', 'watt');
+                const powerValue = (
+                    parseFloat(output['POWER_NOW']) * (output['STATUS'] === 'Discharging' ? -1 : 1)
+                );
+                this._returnValue(callback, 'Power Rate', powerValue, 'battery', 'watt');
+                this._returnValue(callback, 'battery', powerValue, 'battery-group', 'watt');
             }
 
             if ('CHARGE_FULL' in output && 'VOLTAGE_MIN_DESIGN' in output && (!('ENERGY_FULL' in output))) {
diff --git a/values.js b/values.js
index a7cabb0..da83d3f 100644
--- a/values.js
+++ b/values.js
@@ -186,7 +186,9 @@ export const Values = GObject.registerClass({
                 ending = 'mAh';
                 break;
             case 'watt':
-                format = (use_higher_precision)?'%.2f %s':'%.1f %s';
+                format = (
+                    ((value > 0) ? '+' : '') + ((use_higher_precision)?'%.2f %s':'%.1f %s')
+                );
                 value = value / 1000000;
                 ending = 'W';
                 break;