NATNO 2-Pack 10000mAh Replacement Battery for JBL Battery 400 — Compatible with Partybox Stage 320 & Xtreme 4, Includes Type-C Cable and Screwdriver

Compact replacement power for your JBL speakers — two rechargeable packs designed as direct substitutes for JBL Battery 400. Each battery delivers reliable energy for extended playback and comes with the tools you need for a quick swap. Key specifications: - Type-C Input: 5V 3A / 15W - Output: 7.4V 74Wh - Capacity: 10000mAh Compatibility: Works with JBL Partybox Stage 320 and JBL Xtreme 4 portable Bluetooth speakers. Important: not compatible with other JBL Partybox models or other JBL speakers. Features: - Extended playtime: Keep parties and outdoor sessions going by swapping in a fully charged spare battery. - LED charge indicator: Built-in smart LED shows status at a glance — green indicates fully charged, red indicates charging. - Easy installation: A metal screwdriver is included for convenient replacement; a Type-C cable is also provided for charging. Support and warranty: Covered by a 12 months warranty. If you experience any issues or are not satisfied, contact us and we will offer solutions or assistance.