--- a/batteries/pirelli	Sat Jan 13 07:40:43 2018 +0000
+++ b/batteries/pirelli	Thu Nov 05 20:53:29 2020 +0000
@@ -2,6 +2,9 @@
 # is assumed to be correct for Pirelli's battery, as it is used by
 # Pirelli's firmwares.  It may or may not be correct for other
 # FreeCalypso phone batteries.
+#
+# The third field added in 2020-11 specifies thresholds for the
+# battery bars icon in the phone handset UI.
 
 4170	100
 4120	95
@@ -9,18 +12,18 @@
 4030	85
 3964	80
 3930	75
-3900	70
+3900	70	4
 3882	65
 3847	60
 3805	55
-3786	50
+3786	50	3
 3771	45
 3759	40
 3750	35
 3745	30
-3737	25
+3737	25	2
 3719	20
 3688	15
 3663	10
-3539	5
+3539	5	1
 3370	0