• Convenient micro USB charging cord
• Charges 2 batteries at one time
• Small and portable
• Charges batteries faster than charging in the light itself
• Half amperage input switch gives the ability to trickle charge your battery for longer lasting battery life
• Reverse polarity protection if cells are entered the wrong way
• 3 charging speeds; .5A, 1A, or 2A
• Automatically turns off when charging is complete