2000Wh Extension Battery Pack forAE-FS2.0-2H2 – Built-in BMS ensures 6,000 cycles, 10-year design life (plus 5-year warranty). Stackable modules grow with your energy needs.

Compact & IP65 Weatherproof – Occupies <0.25 m², perfect for apartments, RVs, balconies, and outdoor backup power.

All-in-One Power Hub – AC, USB-A, and Type-C ports plus smart LCD for real-time battery and usage data. Whisper-quiet for indoor or nighttime use.

Smart Energy Management –Monitor battery & energy usage from anywhere via Deye Cloud App to maximize savings.

Reliable Support – Fast online help and local service teams.

Notice: A single extension battery pack CANNOT function independently. Sale price only apply for order together with AE-FS-2H2.