This is a slim fast-charge type battery charger suitable for travels. Its input voltage is 100-240V AC for worldwide use. It auto-selects a charging current for AA and AAA size cells.

• Built-in 5V USB output port (5V DC 500mA)
• Auto cut-off safety timer
• Negative delta V cut-off function
• Short circuit protection
• Defective and non-rechargeable battery detection
• Reverse polarity protection
• 2 green LEDs to indicate the battery charging status
• 1 red led to indicate the power of the usb port
• Packing: clamshell pack