Feature: 1. One Click Pairing: Wireless charging box has a simple pairing function, which can easily connect for IOS and for Android devices via Bluetooth. Suitable for replacing decorated or damaged charging box. 2. LED Indicator Light: During charging, the charging case replacement will always show the battery power of the charging box itself or the earplug through the LED indicator light. 3. Long Battery Life: Wireless earbuds charging case has a battery capacity of 660mAh, and the charging box can charge the headphones 3‑4 times with a single charge, so the battery life is longer. 4. Multiple Protection: Wireless earbuds charging case built in chip guards your equipment from short circuit, overvoltage, overcurrent and overcharge. 5. Perfect Fit: Charging case replacement completely covers the headphones, and it is very convenient to open the charging box, with firm fit and easy disassembly. Specification: Item Type: Wireless Charger Case Material: ABS Size: Approx. 7x2.5x5cm / 2.8x1.0x2.0in Charging Interface: Type C Type of Battery: 660mAh Lithium Ion Battery (Built In) Compatible Models: For Studio Buds . Package List: 1 x Wireless Charger Case1 x Type C Charging Cable1 x Manual Note: Please allow some error in manual measurement.