diff --git a/devicetypes/smartthings/smartsense-motion-sensor.src/smartsense-motion-sensor.groovy b/devicetypes/smartthings/smartsense-motion-sensor.src/smartsense-motion-sensor.groovy
index c00e65e..7eb8118 100644
--- a/devicetypes/smartthings/smartsense-motion-sensor.src/smartsense-motion-sensor.groovy
+++ b/devicetypes/smartthings/smartsense-motion-sensor.src/smartsense-motion-sensor.groovy
@@ -173,11 +173,27 @@ private Map getBatteryResult(rawValue) {
 		} else {
 			def minVolts = 2.4
 			def maxVolts = 2.7
-			def pct = (volts - minVolts) / (maxVolts - minVolts)
-			def roundedPct = Math.round(pct * 100)
-			if (roundedPct <= 0)
-				roundedPct = 1
-			result.value = Math.min(100, roundedPct)
+			// Get the current battery percentage as a multiplier 0 - 1
+			def curValVolts = Integer.parseInt(device.currentState("battery")?.value ?: "100") / 100.0
+			// Find the corresponding voltage from our range
+			curValVolts = curValVolts * (maxVolts - minVolts) + minVolts
+			// Round to the nearest 10th of a volt
+			curValVolts = Math.round(10 * curValVolts) / 10.0
+			// Only update the battery reading if we don't have a last reading,
+			// OR we have received the same reading twice in a row
+			// OR we don't currently have a battery reading
+			// OR the value we just received is at least 2 steps off from the last reported value
+			if(state?.lastVolts == null || state?.lastVolts == volts || device.currentState("battery")?.value == null || Math.abs(curValVolts - volts) > 0.1) {
+				def pct = (volts - minVolts) / (maxVolts - minVolts)
+				def roundedPct = Math.round(pct * 100)
+				if (roundedPct <= 0)
+					roundedPct = 1
+				result.value = Math.min(100, roundedPct)
+			} else {
+				// Don't update as we want to smooth the battery values
+				result = null
+			}
+			state.lastVolts = volts
 		}
 	}
 
diff --git a/devicetypes/smartthings/smartsense-multi-sensor.src/smartsense-multi-sensor.groovy b/devicetypes/smartthings/smartsense-multi-sensor.src/smartsense-multi-sensor.groovy
index a8d436e..38331df 100644
--- a/devicetypes/smartthings/smartsense-multi-sensor.src/smartsense-multi-sensor.groovy
+++ b/devicetypes/smartthings/smartsense-multi-sensor.src/smartsense-multi-sensor.groovy
@@ -275,11 +275,27 @@ private Map getBatteryResult(rawValue) {
 		} else {
 			def minVolts = 2.1
 			def maxVolts = 2.7
-			def pct = (volts - minVolts) / (maxVolts - minVolts)
-			def roundedPct = Math.round(pct * 100)
-			if (roundedPct <= 0)
-				roundedPct = 1
-			result.value = Math.min(100, roundedPct)
+			// Get the current battery percentage as a multiplier 0 - 1
+			def curValVolts = Integer.parseInt(device.currentState("battery")?.value ?: "100") / 100.0
+			// Find the corresponding voltage from our range
+			curValVolts = curValVolts * (maxVolts - minVolts) + minVolts
+			// Round to the nearest 10th of a volt
+			curValVolts = Math.round(10 * curValVolts) / 10.0
+			// Only update the battery reading if we don't have a last reading,
+			// OR we have received the same reading twice in a row
+			// OR we don't currently have a battery reading
+			// OR the value we just received is at least 2 steps off from the last reported value
+			if(state?.lastVolts == null || state?.lastVolts == volts || device.currentState("battery")?.value == null || Math.abs(curValVolts - volts) > 0.1) {
+				def pct = (volts - minVolts) / (maxVolts - minVolts)
+				def roundedPct = Math.round(pct * 100)
+				if (roundedPct <= 0)
+					roundedPct = 1
+				result.value = Math.min(100, roundedPct)
+			} else {
+				// Don't update as we want to smooth the battery values
+				result = null
+			}
+			state.lastVolts = volts
 		}
 	}