AUSIO 9V 4200mAh (4.2Ah) Battery — Compatible with M5070, M5066, M5067, M5068 (Non-Rechargeable)

Replacement 9V battery from AUSIO with 4200 mAh (4.2Ah) capacity and a new fully decoded chip that mimics the original component. 100% compatible with M5070, M5066, M5067 and M5068 devices. Built-in protections include over-charge protection, over-heating protection, over-discharge protection, short-circuit protection, over-current protection and overvoltage protection, improving safety during use and helping to prolong battery life. Shelf life is valid for 4 years — please use before December 2028. If you encounter any quality issues, contact us for support or solutions; we respond within 24 hours on weekdays and within 48 hours on weekends. Package Includes: 1 * 4200mAh Battery, 1 * Instruction manual