diff --git a/5.2.-tool-request=bikes_all.md b/5.2.-tool-request=bikes_all.md
index 3f7d295..a9d907d 100644
--- a/5.2.-tool-request=bikes_all.md
+++ b/5.2.-tool-request=bikes_all.md
@@ -29,6 +29,21 @@
 | bike_type      | + | object  | describes the bike with some attributes |
 | smartlock_type      | + | object  | (under development) describes the smartlock with some attributes |
 
+**bike_type** JSON Object
+| key          | Required | Format           | Comment                        |
+| ------------------ | -------- | ---------------- | -------------------------- |
+| 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 |
+
+**smartlock_type** JSON Object 
+| key          | Required | Format           | Comment                        |
+| ------------------ | -------- | ---------------- | -------------------------- |
+| system       | o          | text                 | ex. "Ilockit"  |
+| battery | o | object | contains smartlock battery attributes. |
+
+
 Example
 **request**  to get all bikes with states
 ```