diff --git a/ereuse_devicehub/inventory/forms.py b/ereuse_devicehub/inventory/forms.py
index 5235c78e..6b3a7546 100644
--- a/ereuse_devicehub/inventory/forms.py
+++ b/ereuse_devicehub/inventory/forms.py
@@ -521,23 +521,23 @@ class NewDeviceForm(FlaskForm):
         error = ["Not a correct value"]
         is_valid = super().validate(extra_validators)
 
-        if self.weight.data and not (0.1 <= self.weight.data <= 5):
-            txt = ["Supported values between 0.1 and 5"]
+        if self.weight.data and not (0.1 <= self.weight.data):
+            txt = ["Supported values greater than 0.1"]
             self.weight.errors = txt
             is_valid = False
 
-        if self.height.data and not (0.1 <= self.height.data <= 5):
-            txt = ["Supported values between 0.1 and 5"]
+        if self.height.data and not (0.1 <= self.height.data):
+            txt = ["Supported values greater than 0.1"]
             self.height.errors = txt
             is_valid = False
 
-        if self.width.data and not (0.1 <= self.width.data <= 5):
-            txt = ["Supported values between 0.1 and 5"]
+        if self.width.data and not (0.1 <= self.width.data):
+            txt = ["Supported values greater than 0.1"]
             self.width.errors = txt
             is_valid = False
 
-        if self.depth.data and not (0.1 <= self.depth.data <= 5):
-            txt = ["Supported values between 0.1 and 5"]
+        if self.depth.data and not (0.1 <= self.depth.data):
+            txt = ["Supported values greater than 0.1"]
             self.depth.errors = txt
             is_valid = False
 
diff --git a/ereuse_devicehub/resources/device/models.py b/ereuse_devicehub/resources/device/models.py
index 0505a2f6..89b01c0c 100644
--- a/ereuse_devicehub/resources/device/models.py
+++ b/ereuse_devicehub/resources/device/models.py
@@ -150,13 +150,13 @@ class Device(Thing):
     generation.comment = """The generation of the device."""
     version = db.Column(db.CIText())
     version.comment = """The version code of this device, like v1 or A001."""
-    weight = Column(Float(decimal_return_scale=4), check_range('weight', 0.1, 5))
+    weight = Column(Float(decimal_return_scale=4))
     weight.comment = """The weight of the device in Kg."""
-    width = Column(Float(decimal_return_scale=4), check_range('width', 0.1, 5))
+    width = Column(Float(decimal_return_scale=4))
     width.comment = """The width of the device in meters."""
-    height = Column(Float(decimal_return_scale=4), check_range('height', 0.1, 5))
+    height = Column(Float(decimal_return_scale=4))
     height.comment = """The height of the device in meters."""
-    depth = Column(Float(decimal_return_scale=4), check_range('depth', 0.1, 5))
+    depth = Column(Float(decimal_return_scale=4))
     depth.comment = """The depth of the device in meters."""
     color = Column(ColorType)
     color.comment = """The predominant color of the device."""
diff --git a/ereuse_devicehub/resources/device/schemas.py b/ereuse_devicehub/resources/device/schemas.py
index 7d168a03..e3fe6485 100644
--- a/ereuse_devicehub/resources/device/schemas.py
+++ b/ereuse_devicehub/resources/device/schemas.py
@@ -67,18 +67,10 @@ class Device(Thing):
         validate=Range(1, 100), description=m.Device.generation.comment
     )
     version = SanitizedStr(description=m.Device.version)
-    weight = Float(
-        validate=Range(0.1, 5), unit=UnitCodes.kgm, description=m.Device.weight.comment
-    )
-    width = Float(
-        validate=Range(0.1, 5), unit=UnitCodes.m, description=m.Device.width.comment
-    )
-    height = Float(
-        validate=Range(0.1, 5), unit=UnitCodes.m, description=m.Device.height.comment
-    )
-    depth = Float(
-        validate=Range(0.1, 5), unit=UnitCodes.m, description=m.Device.depth.comment
-    )
+    weight = Float(unit=UnitCodes.kgm, description=m.Device.weight.comment)
+    width = Float(unit=UnitCodes.m, description=m.Device.width.comment)
+    height = Float(unit=UnitCodes.m, description=m.Device.height.comment)
+    depth = Float(unit=UnitCodes.m, description=m.Device.depth.comment)
     # TODO TimeOut 2. Comment actions and lots if there are time out.
     actions = NestedOn(
         'Action', many=True, dump_only=True, description=m.Device.actions.__doc__