Lithium-ion Replacement Battery Pack for Spark LIVE, Spark 2 & Spark EDGE — 6000mAh / 86.4Wh USB-C Rechargeable

A direct replacement lithium-ion battery designed for Spark LIVE, Spark 2 and Spark EDGE. With a 6000 mAh capacity (86.4 Wh), this pack delivers extended playback time for outdoor events, travel and long listening sessions. The Type-C input supports fast charging protocols such as USB PD, enabling quicker recharge times for the audio battery and more flexible usage. Installation is simple and tool-free — slide the battery into the speaker to restore power and use the device away from wall outlets. Built-in safety protections guard against overcharging, short-circuiting, electric shock, over-discharging, overheating, over-current and over-voltage. Lightweight and compact, the battery easily stows in a handbag, briefcase, luggage or camera bag for convenient transport.