The energy JR DARK-BLUE combines design and engineering marvels that offer the user Compact and appealing elements and at the same time cram a 3000Mah battery into a small form factor. The use of a special and precise tooling engraves a detailed Leather pattern on the battery Cover. The front of fascia of the smartphone is clean and focuses on the hairline pattern on the d?cor. The energy JR was designed to allow user the freedom to email, text, surface the Internet, and take pictures in style without missing a Beat.