QBK-101 is a solar energy battery bank, up to 6 kwh capacity. Use the touch screen on top to set solar power as the day energy supply, purchase reserve energy at off-peak prices into QBK-101. During a natural disaster or power outage, the preserved energy can be used for basic power supply in cases of emergency. Made of metal combined with plastic, it has a solid body structure and not easily damaged. The bottom wheels and handles on both sides of the battery make it practical to mobilize the battery. The touch screen is slanted at 45 degrees, ergonomically designed for an optimal view angle.