Size: 2.6 + 2.6 gal Our portable toilet has a 2.6 gal waste holding tank that makes it adequate to use 2-3 days for an adult. The toilet is perfect for use with camping, service vehicles. It is also convenient for the elderly, children, and disabled people in hospitals or homes. The camping toilet is made from strong high-density polyethylene PP material, making it sturdy. It can bear the weight of up to 440.9 lb. The caravan toilet has a 2.6 gal fresh water tank which allows you to flush at least 50 times. Its T-type, 3-way flushing makes waste removal easier. The side latches make it easy to detach or hasp both tanks together. The slide valve helps to protect against leakage and odors. Our toilet is easy to transport, featuring a lightweight and compact design. It is a must-have for camping or motorhome trip.