diff --git a/3.5.-pri-request=bikes_available.md b/3.5.-pri-request=bikes_available.md
index 58722cf..26b7163 100644
--- a/3.5.-pri-request=bikes_available.md
+++ b/3.5.-pri-request=bikes_available.md
@@ -44,6 +44,7 @@
 | category       | o          | text                 | "city" or "cargo"  |
 | wheels    | o          | text                 | "2" or "3"                       |
 | engine   | o  | object | contains engine attributes like "manufacturer" |
+| battery | o | object | contains bike battery attributes. "hidden=0" means not in App visible. "backend_accessible=0" means no bike charge API available |
 
 
 Example
@@ -65,6 +66,13 @@ https://sharee-primary.example.tld/APIjsonserver?request=bikes_available&authcoo
                "longitude" : "7.816756743460897"
             },
             "bike_type" : {
+               "battery" : {
+                  "charge_current_bars" : "4",
+                  "hidden" : "0",
+                  "charge_max_bars" : "5",
+                  "backend_accessible" : "0",
+                  "charge_current_percent" : "70"
+               },
                "category" : "cargo",
                "wheels" : "2",
                "engine" : {