diff --git a/README.md b/README.md
index 852fc5777bd0b63165febc7a1e2ec889b40c04ba..734036dbd6b862edbbcf91bad3890afb25a88e73 100644
--- a/README.md
+++ b/README.md
@@ -35,6 +35,7 @@ E [wh] = (Q [mAh] * V [V])/1000
Q = (1000 * 7.2)/3.3 = 2181 mAh
The CR2477 is one of the largest coin cell batterys (20mm diameter and 4.7mm thickness) and has a capacity of ~1000 mAh.
+
An Alkaline AA battery can supply 1.5V with a capacity of 1800–2600 mAh
(Haven't found a good way to embed maths equations in the README and have them render in the Project page of the repo, there's http://www.sciweavers.org/free-online-latex-equation-editor and http://latex.codecogs.com/ but they require editing the equation through their website.)