• No Standalone lithium batteries are sold with the product
• Capable of charging a single battery or two simultaneously
• Rechargeable button-top lithium ion battery rechargeable up to 500 times
• Impact-resistant polymer construction
• Individual bay LEDs for battery charge status
• Dual input: accepts either 5V micro-USB or Streamlight "traditional" AC or 12V DC power sources (USB power input only; does not charge USB devices)