Condition: 100% Brand New Item Type: Hearing Aid Battery Box Material: PP Function: 2 spare batteries can be placed Product Size: Approx. 8 x 2 x 1cm / 3.1 x 0.8 x 0.4in How to Use: 1. Select the battery you want to put. 2. Push away in the opposite direction. 3. Insert the battery (A10, A13, A312, A675 are acceptable). 4. Push back into place. Package List 1 x Hearing Aid Battery Storage Box 1. Please allow slight error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 1Made of high quality PP material, safe and nontoxic, stable and ecofriendly, durable for use. 2Can accommodate all sizes of hearing aid batteries, with a wide range of use, convenient for use. 3Special design for saving space, light weight and in small size, easy to carry when going out. 42 spare batteries can be placed, suitable for different occasion such as traveling, camping, hiking or at home. 5Simple and elegant appearance, perfect for storing and protecting your batteries, important accessory for hearing aid.