Waterproof Case LCD Display Backup Battery Accessories Set for Xiaomi Yi Soprts Camera Description: Fit for Xiaomi Yi action camera. Product Weight : 0.272 kg Package Weight : 0.278 kg Package Size (L X W X H): 19.7 X 4.5 X 8.5 cm LCD Display: 1.5 inches LCD display for Xiaomi Yi. Can be seamlessly installed into the back of the camera. How to use LCD display: Update the firmware of camera, and then open AV-out function to use the LCD display. Waterproof Case: Material: Plastic, Metal Up to 30m diving depth waterproof. Using high light transmission material. Note: This waterproof case need to use with the LCD display. Backup Battery: Capacity: 2400mAh Input: 5V / 1A Output: 3.7V / 2.4A Extending Xiaomi Yi action camera battery life. Note: Camera showed in the pictures is not included in the package. Package Included: 1 X USB Cable 1 X Mount Base 1 X Long Screw 1 X 1/4 Adapter 1 X LCD Display 1 X Waterproof Case 1 X 2400mAh Backup Battery 1 X Extensive Backdoor Housing 1 X Lock Buckle for Backup Battery