From fc8bae1cb98c1bab14f93176af48b7056e5303c1 Mon Sep 17 00:00:00 2001
From: Laurens Valk <laurens@pybricks.com>
Date: Tue, 14 Jan 2020 19:31:19 +0100
Subject: [PATCH] doc/signaltypes: add energy and power

---
 doc/api/signaltypes.rst | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/doc/api/signaltypes.rst b/doc/api/signaltypes.rst
index bde089a..1d13bce 100644
--- a/doc/api/signaltypes.rst
+++ b/doc/api/signaltypes.rst
@@ -195,3 +195,18 @@ current: mA
 Electrical currents are expressed in milliampere (mA).
 
 For example, you can check the current supplied by the battery.
+
+.. _energy:
+
+energy: J
+--------------
+
+Stored energy or energy consumption can be expressed in Joules (J).
+
+.. _power:
+
+power: mW
+--------------
+
+Power is the rate at which energy is stored or consumed. It is expressed in
+milliwatt (mW).