From 844074c3a9b1bb376a291fa1ba1ad53d9d951ad6 Mon Sep 17 00:00:00 2001
From: alakdae <alakdae@gmail.com>
Date: Mon, 12 Sep 2022 15:53:03 +0200
Subject: [PATCH] Add extra precision to ADC voltage (from 1 decimal to 2
 decimals) (#77889)

---
 homeassistant/components/shelly/sensor.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/homeassistant/components/shelly/sensor.py b/homeassistant/components/shelly/sensor.py
index c37bbbd5ff8..bc55aa3e865 100644
--- a/homeassistant/components/shelly/sensor.py
+++ b/homeassistant/components/shelly/sensor.py
@@ -281,7 +281,7 @@ SENSORS: Final = {
         key="adc|adc",
         name="ADC",
         native_unit_of_measurement=ELECTRIC_POTENTIAL_VOLT,
-        value=lambda value: round(value, 1),
+        value=lambda value: round(value, 2),
         device_class=SensorDeviceClass.VOLTAGE,
         state_class=SensorStateClass.MEASUREMENT,
     ),