Specifications:

• 4-level LED lamp display power, not working state intelligent automatic shutdown;
• The built-in lithium battery protection IC, over-current, overpressure, under voltage protection;
• Dual USB output ports.
• Dimensions: 68 x 34 x 9 mm (LxWxH)
• Weight: 10 gm
• Input port: Micro USB
• Input requirements: 5V constant voltage power supply can do charge input power, the most matching charger for 5V 1A above Output port: USB
• Output parameters: 5V1A/5V2A
• Requirements for rechargeable batteries:
• Compatible Batteries: 18650 batteries, cell phone batteries, flat-panel batteries, MP3 batteries, etc. 3.7v-4.2V polymer Lithium battery,