Bullet Point 1 Kastar LCD Slim USB charger, can be powered by USB Wall & Auto Charger or a Computer. Bullet Point 2 New smart LCD design, easy to carry. Input: 5V 2A; Output: 4.2V 600mA. Bullet Point 3 Intelligent LCD charger displays charging status and battery capacity. Bullet Point 4 Can be powered by USB Wall & Auto Charger or a Computer, comes with a Micro USB cable. Bullet Point 5 Patented charger with FCC, CE and ROHS certification. All items include 18-Month manufacturer warranty.