Canon EOS-1D X Mark III Advanced User's Manual page 42

Battery Charger LC-E19
Charger for Battery Pack LP-E19 (
(1)
(2)
(1) Contacts
(2) Battery slots
(3) Power cord socket
(4) Recharge performance check button/Calibration button
(5) Charge lamp/Recharge performance check lamp/Discharge time lamp
(6) Calibration (discharge) lamp
(7) Protective cover (two included)
(8) Power cord
).
(3)
(7)
42
(6)
(4) (5)
(8)