The shower bucket & bag. With a 20L water reservoir and a powerful 2500mAh battery, it provides up to 70 minutes of continuous use, 2 meters. Tiny Shower Bucket: Water Capacity: 20 L ( 5 gallons ) Weight: 30.3 oz ( 860 g ) Dimensions: 279 × 520mm Runtime: 35 min ( High-Flow ) ; 70min ( Low-Flow ) Battery: 9.25Wh ( 2,500 mAh ) Tiny Shower Bag: Water Capacity: 20 L ( 5 gallons ) Weight: 32.3 oz ( 916 g ) Dimensions: 543 × 348 × 176 mm Runtime: 35 min ( High-Flow ); 70min ( Low-Flow ) Batteryzz: 9.25Wh ( 2,500 mAh )