diff --git a/src/features/light/rapids/main.py b/src/features/light/rapids/main.py
index 105c1f49..ffe31ea0 100644
--- a/src/features/light/rapids/main.py
+++ b/src/features/light/rapids/main.py
@@ -27,7 +27,7 @@ def rapids_features(light_data, day_segment, provider, filter_data_by_segment, *
             if "medianlux" in features_to_compute:
                 light_features["light_rapids_" + "_medianlux"] = light_data.groupby(["local_segment"])["double_light_lux"].median()
             if "stdlux" in features_to_compute:
-                light_features["light_rapids_" + "_stdlux"] = light_data.groupby(["local_segment"])["double_light_lux"].std().fillna('NA')
+                light_features["light_rapids_" + "_stdlux"] = light_data.groupby(["local_segment"])["double_light_lux"].std()
             
             light_features = light_features.reset_index()
 
diff --git a/tests/Snakefile b/tests/Snakefile
index 117634a9..fceece6c 100644
--- a/tests/Snakefile
+++ b/tests/Snakefile
@@ -54,6 +54,13 @@ for provider in config["BLUETOOTH"]["PROVIDERS"].keys():
         files_to_compute.extend(expand("data/interim/{pid}/{sensor_key}_features/{sensor_key}_{language}_{provider_key}.csv", pid=config["PIDS"], language=config["BLUETOOTH"]["PROVIDERS"][provider]["SRC_LANGUAGE"], provider_key=provider, sensor_key="BLUETOOTH".lower()))
         files_to_compute.extend(expand("data/processed/features/{pid}/{sensor_key}.csv", pid=config["PIDS"], sensor_key="BLUETOOTH".lower()))
 
+for provider in config["LIGHT"]["PROVIDERS"].keys():
+    if config["LIGHT"]["PROVIDERS"][provider]["COMPUTE"]:
+        files_to_compute.extend(expand("data/raw/{pid}/{sensor}_raw.csv", pid=config["PIDS"], sensor=config["LIGHT"]["DB_TABLE"]))
+        files_to_compute.extend(expand("data/raw/{pid}/{sensor}_with_datetime.csv", pid=config["PIDS"], sensor=config["LIGHT"]["DB_TABLE"]))
+        files_to_compute.extend(expand("data/interim/{pid}/{sensor_key}_features/{sensor_key}_{language}_{provider_key}.csv", pid=config["PIDS"], language=config["LIGHT"]["PROVIDERS"][provider]["SRC_LANGUAGE"], provider_key=provider, sensor_key="LIGHT".lower()))
+        files_to_compute.extend(expand("data/processed/features/{pid}/{sensor_key}.csv", pid=config["PIDS"], sensor_key="LIGHT".lower()))
+
 rule all:
     input:
         files_to_compute
diff --git a/tests/data/processed/features/test01/light.csv b/tests/data/processed/features/test01/light.csv
new file mode 100644
index 00000000..9381685e
--- /dev/null
+++ b/tests/data/processed/features/test01/light.csv
@@ -0,0 +1,6 @@
+"local_segment","local_segment_label","local_start_date","local_start_time","local_end_date","local_end_time","light_rapids__count","light_rapids__maxlux","light_rapids__minlux","light_rapids__avglux","light_rapids__medianlux","light_rapids__stdlux"
+"afternoon#2020-07-04#12:00:00#2020-07-04#17:59:59","afternoon","2020-07-04","12:00:00","2020-07-04","17:59:59",4,97656,10351,55761.5,57519.5,44778.6855136831
+"daily#2020-07-04#00:00:00#2020-07-04#23:59:59","daily","2020-07-04","00:00:00","2020-07-04","23:59:59",12,114615,0.065,40207.8950833333,19836,44686.694225665
+"evening#2020-07-04#18:00:00#2020-07-04#23:59:59","evening","2020-07-04","18:00:00","2020-07-04","23:59:59",3,15258,84.156,5603.71866666667,1469,8389.47610244199
+"morning#2020-07-04#06:00:00#2020-07-04#11:59:59","morning","2020-07-04","06:00:00","2020-07-04","11:59:59",4,114615,472.52,60659.38,63775,51510.5823438666
+"night#2020-07-04#00:00:00#2020-07-04#05:59:59","night","2020-07-04","00:00:00","2020-07-04","05:59:59",1,0.065,0.065,0.065,0.065,NA
diff --git a/tests/data/processed/features/test02/light.csv b/tests/data/processed/features/test02/light.csv
new file mode 100644
index 00000000..21560584
--- /dev/null
+++ b/tests/data/processed/features/test02/light.csv
@@ -0,0 +1 @@
+"local_segment","local_segment_label","local_start_date","local_start_time","local_end_date","local_end_time","light_rapids__maxlux","light_rapids__stdlux","light_rapids__count","light_rapids__avglux","light_rapids__medianlux","light_rapids__minlux"
diff --git a/tests/data/processed/features/test03/light.csv b/tests/data/processed/features/test03/light.csv
new file mode 100644
index 00000000..94109a8b
--- /dev/null
+++ b/tests/data/processed/features/test03/light.csv
@@ -0,0 +1 @@
+"local_segment","local_segment_label","local_start_date","local_start_time","local_end_date","local_end_time","light_rapids__avglux","light_rapids__maxlux","light_rapids__stdlux","light_rapids__medianlux","light_rapids__count","light_rapids__minlux"
diff --git a/tests/data/processed/features/test04/light.csv b/tests/data/processed/features/test04/light.csv
new file mode 100644
index 00000000..1d50198b
--- /dev/null
+++ b/tests/data/processed/features/test04/light.csv
@@ -0,0 +1 @@
+"local_segment","local_segment_label","local_start_date","local_start_time","local_end_date","local_end_time","light_rapids__medianlux","light_rapids__minlux","light_rapids__stdlux","light_rapids__count","light_rapids__avglux","light_rapids__maxlux"
diff --git a/tests/settings/testing_config.yaml b/tests/settings/testing_config.yaml
index 690e712f..c8a43077 100644
--- a/tests/settings/testing_config.yaml
+++ b/tests/settings/testing_config.yaml
@@ -8,7 +8,7 @@ DAY_SEGMENTS: &day_segments
   FILE: "data/external/daysegments_interval.csv"
 
 PHONE_VALID_SENSED_BINS:
-  DB_TABLES: [messages, calls, bluetooth]
+  DB_TABLES: [messages, calls, bluetooth, light]
 
 # Communication SMS features config, TYPES and FEATURES keys need to match
 MESSAGES:
@@ -46,3 +46,12 @@ BLUETOOTH:
       SRC_FOLDER: "rapids" # inside src/features/bluetooth
       SRC_LANGUAGE: "r"
 
+LIGHT:
+  DB_TABLE: light
+  PROVIDERS:
+    RAPIDS:
+      COMPUTE: True
+      FEATURES: ["count", "maxlux", "minlux", "avglux", "medianlux", "stdlux"]
+      SRC_FOLDER: "rapids" # inside src/features/light
+      SRC_LANGUAGE: "python"
+