BAKU BA-19B Battery Polygraph for iPhone Battery, BA-19B Option:BA-19B you can experience high-fidelity lossless

you can experience high-fidelity lossless music with deep bass and clearer sound quality

Note: The product is only jacket

Metal case (top and bottom) x 1

Matching system: Android 6

allows heat to be vented and prevents the computer from overheating

BAKU BA-19B Battery Polygraph for iPhone Battery, BA-19B Option:BA-19B you can experience high-fidelity lossless1. With function of charging and battery activating 2. Real time battery data 3. Identify the battery is authenticity in 1 second 4. Unique design for external power supply 5. With function of resetting cycle count 6. For iPhone 4 4s 5 5s 6 6s 6 Plus 6s Plus SE 7 7 Plus Specification: General Compatible with Apple: iPhone 7, iPhone 7 Plus, iPhone SE, iPhone 6s Plus, iPhone 6s, iPhone 6 Plus, iPhone 6, iPhone 5S, iPhone 5, iPhone 4S, iPhone 4 Package