This is a replacement set purchased on Amazon and a set of clamps purchased at Daiso. I failed during the initial stage of the replacement after purchase, so the glue and batteries are unused. I am also selling the WF-1000XM4 main unit. Please take a look. Z55H Battery Replacement Kit WF-1000X WF-1000XM4 WF-1000XM3 WF-SP900 WF-H800 WF-SP700N WF-XB700 WF-C700N WF-C500 WI-SP600N WI-C600N Adhesive tools included 3.85V 70mAh SONY Sony wireless earphones Bluetooth earphones battery charging