Exact-Fit Original Power: 2000mAh 3.7V (7.4Wh) Li-polymer pack matches JBL OEM AEC653055-2P specregain the same booming bass and 10-hour battery life your Flip 2 had on day one. Tool-Ready DIY Kit: Comes with precision screwdrivers, pry sticks & spudgerswap the battery in 5 min, no soldering or extra purchase needed; perfect for quick fixes before parties, picnics or travel. 600-Cycle Longevity: Grade-A cells deliver 600+ charge cycles with built-in IC protection against over-charge, over-heat & short-circuit; reliable for indoor streaming, outdoor hiking, tailgating and poolside hangs. Safety Certified: UL, CE & RoHS compliant; each battery is spot-checked for voltage, capacity and drop-off curvetravel, camp and party with total peace of mind. What You Get: 1× AEC653055-2P replacement battery, 1× 4-piece tool kit.