diff --git a/lib/logitech_receiver/hidpp20.py b/lib/logitech_receiver/hidpp20.py
index 160234e7..e1fc9d1f 100644
--- a/lib/logitech_receiver/hidpp20.py
+++ b/lib/logitech_receiver/hidpp20.py
@@ -57,6 +57,7 @@ FEATURE = _NamedInts(
 	DFUCONTROL_2=0x00C1,
 	DFU=0x00D0,
 	BATTERY_STATUS=0x1000,
+	BATTERY_VOLTAGE=0x1001,
 	LED_CONTROL=0x1300,
 	CHANGE_HOST=0x1814,
 	BACKLIGHT=0x1981,
@@ -141,6 +142,22 @@ BATTERY_STATUS = _NamedInts(
 				invalid_battery=0x05,
 				thermal_error=0x06)
 
+CHARGE_STATUS = _NamedInts(
+				charging=0x00,
+				full=0x01,
+				not_charging=0x02,
+				error=0x07)
+
+CHARGE_LEVEL = _NamedInts(
+				average=0x00,
+				full=0x01,
+				critical=0x02)
+
+CHARGE_TYPE = _NamedInts(
+				standard=0x00,
+				fast=0x01,
+				slow=0x02)
+
 ERROR = _NamedInts(
 				unknown=0x01,
 				invalid_argument=0x02,
@@ -463,6 +480,37 @@ def get_battery(device):
 		return discharge, BATTERY_STATUS[status]
 
 
+def get_voltage(device):
+	battery_voltage = feature_request(device, FEATURE.BATTERY_VOLTAGE)
+	if battery_voltage:
+		voltage, flags = _unpack('>HB', battery_voltage[:3])
+		charging = False
+		charge_sts = ERROR.unknown
+		charge_lvl = CHARGE_LEVEL.average
+		charge_type = CHARGE_TYPE.standard
+
+		if flags & (1 << 7):
+			charging = True
+			charge_sts = CHARGE_STATUS[flags & 0x03]
+
+		if charge_sts is None:
+			charge_sts = ERROR.unknown
+		elif charge_sts == CHARGE_STATUS.full:
+			charge_lvl = CHARGE_LEVEL.full
+
+		if (flags & (1 << 3)):
+			charge_type = CHARGE_TYPE.fast
+		elif (flags & (1 << 4)):
+			charge_type = CHARGE_TYPE.slow
+		elif (flags & (1 << 5)):
+			charge_lvl = CHARGE_LEVEL.critical
+
+		if _log.isEnabledFor(_DEBUG):
+			_log.debug("device %d, battery voltage %d mV, charging = %d, charge status %d = %s, charge level %s, charge type %s",
+					device.number, voltage, charging, (flags & 0x03), charge_sts, charge_lvl, charge_type)
+		return voltage, charging, charge_sts, charge_lvl, charge_type
+
+
 def get_keys(device):
 	# TODO: add here additional variants for other REPROG_CONTROLS
 	count = feature_request(device, FEATURE.REPROG_CONTROLS)
diff --git a/lib/solaar/cli/show.py b/lib/solaar/cli/show.py
index 94553b93..643e53c5 100644
--- a/lib/solaar/cli/show.py
+++ b/lib/solaar/cli/show.py
@@ -166,6 +166,7 @@ def _print_device(dev):
 				print ('             %s, pos:%d, group:%1d, gmask:%d' % ( ', '.join(flags), k.pos, k.group, k.group_mask))
 	if dev.online:
 		battery = _hidpp20.get_battery(dev)
+		(voltage, charging, charge_sts, charge_lvl, charge_type) = _hidpp20.get_voltage(dev)
 		if battery is None:
 			battery = _hidpp10.get_battery(dev)
 		if battery is not None:
@@ -179,6 +180,8 @@ def _print_device(dev):
 			else:
 				text = 'N/A'
 			print ('     Battery: %s, %s.' % (text, status))
+		elif voltage:
+			print ('     Battery: %smV, %s.' % (voltage, 'Charging' if charging else 'Discharging'))
 		else:
 			print ('     Battery status unavailable.')
 	else: