The Biffy Squirt is the most convenient alternative for people who are traveling and don't have access to a genuine Biffy. The Biffy Squirt travel bidet is easy to use, operates on 1 AA battery, comes with 2 different spray nozles, and holds almost a cup of water. Simply, open the unit and fill the resevoir with water, extend the spray nozzle and press the button to feel a fresh stream of water.