This fits your.
- Dual USB Ports: with independent charging circuit, each USB port can work independently.The maximum current output of USB 5V/1A is 1.5 A and the current output capacity of USB 5V/2A is up to 2.2A. with LED Light show charging progress.
- It is powered by 4 pieces rechargeable 18650 batteries (not included).It charges and discharges each cell independently. You could recharge batteries and power your USB devices at the same time.
- Safe Charging: built-in intelligent chip provides you with strong protection against over chagrining,overheating, over-current,over-voltage and short-circuit. It also offers reverse polarity and reset protection.
- Rechargeable External Battery Design: the compact and light weight design makes it very easy to carry to anywhere. No worry about smart phones running out of energy anymore.
- Wide Compatibility:it works well with most electronic devices, including iPhone, Android mobile phones, iPad, iPod, MP3, MP4, GPS, PSP, router, PDA, tablets,etc.
- Material: plastic
- Size: 115*75mm/4.53*3inch
1 Piece Battery Box.
Make sure the batteries positive and negative directions are right.
Please use chargers which are below 5V/1A to charge the power bank since larger current deducts the battery and component life.
Dolity Premium Portable External Power Bank Battery Charger Box DIY Aluminum Charger Case with Dual USB for iPhone Samsung iPad MP3 4 x 18650 Battery White as described B0796NBR3M