This can vary on which model you have, but most Lightsabers use USB-C cable charging, or a external USB charger. All Sabers must be charged with a 5V 1A adapter! Please do not use PC's Laptops, Gaming consoles, fast chargers to charge, and DO NOT charge while the Sabers is ON!If you do, you run the high risk of damaging the board and battery, this will be marked down as user error any may highly avoid warranty claims.