1. LCD display, the power level is clear at a , the LCD light flashes when charging, and stays on when fully 2. The usb output port can be used as an emergency power source to charge the mobile phone 3. Smart charging LCD screen indicates when charging is complete and prevents battery from overcharging. 4. With LCD Screen to show each battery charging status. With a -usb cable for easy charging.Portable and convenient to carry. 5. LCD screen, power display, intelligent display, multiple protections (Note: the input needs to reach more than 5V 2A, otherwise it will affect the charging time) Constant current control to prevent over-voltage, over-charging, short-circuit protection. Name: Dual Port Charger Model: EN-EL23 Input: 5V 2A 10W Output: 8.4V 600mA 5W 8.4V 600mA 5W (PS: Simultaneous use of two interfaces is not supported) LCD display Emergency charging treasure Multi-style chargin Colour:black Material:plastic Size:90X56X22mm Package Contents: 1 x LCD Dual Charger( Not Included battery) 1 x USB Charging Cable 1 x English manual Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.