With the possibility for massive expansion the EcoFlow DELTA Pro can be customised to meet your energy requirements. Along with being the world’s fastest charging portable power station the Delta Pro boasts a whopping 3.6kWh battery. One of the many features of the EcoFlow DELTA Pro is its battery capacity, 3.6kWh which can be increased by adding additional Smart Extra Batteries. With just two Smart Extra Batteries, you can increase your battery power from 3.6kWh to a massive 10.8kWh. If you are looking for even more battery capacity the DELTA Pro can be expanded to an incredible 25kWh. Enough to power your home for 13 days of emergency power (Emergency home use: 1.88kWh/day (4 lights, fan, router, laptop, smartphone) Daily home use: 29kWh/day (based on users’ average daily electric consumption in 2019 – data provided from EcoFlow). Moving power to where you need it is an important consideration when choosing a portable power station. The EcoFlow DELTA Pro has two sturdy