diff --git a/source/_integrations/powerwall.markdown b/source/_integrations/powerwall.markdown
index e8d302fba57..67e5580ff51 100644
--- a/source/_integrations/powerwall.markdown
+++ b/source/_integrations/powerwall.markdown
@@ -47,42 +47,41 @@ The following binary sensors are added for each Backup Gateway:
 The following sensors are added for each Backup Gateway aggregated across all Powerwalls:
 
 - Powerwall Backup Reserve - Reserve energy for grid outages in %
-- Powerwall Battery Now - Usage in kW
+- Powerwall Battery Now - Power in kW (negative for charging)
 - Powerwall Charge - Percent charge remaining in %
-- Powerwall Generator Now - Usage in kW (if applicable)
-- Powerwall Load Now - Load usage in kW
-- Powerwall Solar Now - Solar usage in kW (if applicable)
-- Powerwall Site Now - Site usage in kW
+- Powerwall Generator Now - Power in kW (if applicable)
+- Powerwall Load Now - Power in kW
+- Powerwall Solar Now - Power in kW (if applicable)
+- Powerwall Site Now - Power in kW (negative for grid export)
 - Powerwall Backup Reserve - Percentage of battery which will be reserved for a grid outage
-- Frequency/ Average Current/ Average Voltage Now
+- Frequency/ Average Current/ Average Voltage Now - in Hertz, Amps and Volts
 
-The following sensors show the direction of energy in aggregate:
+The following sensors measure lifetime energy flow:
 
 - Powerwall Solar Export - Solar energy exported in kWh
-- Powerwall Solar Import - Solar energy imported in kWh
+- Powerwall Solar Import - Solar energy imported in kWh (generally near zero)
 - Powerwall Site Export - Site energy exported in kWh
 - Powerwall Site Import - Site energy imported in kWh
 - Powerwall Battery Export - Battery energy exported in kWh
 - Powerwall Battery Import - Battery energy imported in kWh
-- Powerwall Load Export - Load energy exported in kWh
+- Powerwall Load Export - Load energy exported in kWh (generally zero)
 - Powerwall Load Import - Load energy imported in kWh
-- Powerwall Generator Export - Generator energy exported in kWh
+- Powerwall Generator Export - Generator energy exported in kWh 
 - Powerwall Generator Import - Generator energy imported in kWh
 
-The following sensors are added for each Powerwall:
-- Powerwall Battery Capacity - Capacity in kWh
-- Powerwall Battery Remaining - Remaining capacity in kWh
-- Frequency/ Average Current/ Average Voltage Now
-- Powerwall Load Now - Load usage in kW
+A Powerwall battery device for each battery, connected to the Powerwall Gateway, with the following sensors:
+- Powerwall Battery Capacity - Energy in kWh
+- Powerwall Battery Remaining - Remaining energy in kWh
+- Frequency/ Average Current/ Average Voltage Now in Hertz, Amps and Volts
+- Powerwall Battery Power - Battery power in kW (negative for charging)
 - Powerwall Battery Export - Battery energy exported in kWh
 - Powerwall Battery Import - Battery energy imported in kWh
-- Powerwall Charge - Percent charge remaining in %
-- Powerwall Grid State - State of grid power
+- Powerwall Grid State - Battery grid compliance
 
 
 ### Switch
 
-The following switches are added for each Powerwall Backup Gateway:
+The following switch is added for the Powerwall Backup Gateway:
 
 - Off-Grid operation - Take your Powerwall off-grid (simulate a grid outage)