Perfect as a reliable power solution for your speaker, the TAVICE Replacement SUN-INTE-213 Battery ensures your Boombox 2 Bluetooth speaker stays energized for longer playtime. Designed to match the original battery’s performance, it provides safe, stable, and efficient power for uninterrupted music enjoyment. Key Features High-Capacity Performance – Rechargeable lithium battery delivers extended playtime for continuous music playback. Multiple Protection – Built-in safeguards against over-charging, over-current, over-voltage, short-circuit, and overheating. Reliable & Safe – Engineered to match the original battery’s specifications, ensuring stable and consistent power output. Compact & Lightweight – Designed for easy installation without adding bulk or affecting speaker portability. Easy Replacement – Simple swap-in design allows quick and hassle-free battery replacement. Compatible Models Boombox 2 Bluetooth Speaker Not Compatible With: Other Bluetooth speaker models outside the Boombox 2 series Technical Specifications Battery Type: Lithium Voltage: See original battery specifications Capacity: See original battery specifications Protection Features: Over-charging, over-current, over-voltage, short-circuit, temperature protection Package Includes 1 × TAVICE Replacement SUN-INTE-213 Battery Frequently Asked Questions Can I use this battery in other Boombox models?No, it is specifically designed for the Boombox 2 Bluetooth Speaker. Is this an original SUN-INTE-213 battery?No — this is a high-quality compatible replacement designed to provide reliable performance like the original. Do I need tools to install it?No, it slides in easily for quick replacement. Is it safe to use this battery in my Boombox 2?Yes, it has multiple built-in protections to ensure safe and reliable operation.