Why we need 4 in 1 Bathroom Shower Clock Alarm with Countdown Timer Function / IP24 Waterproof/Touch Screen Function?1. Help You Save Water, Energy (gas/electricity) and Time Waiting for Your Turn to Take a Shower.Unrestricted shower head can use 15l of water per minute, so a 20 minute relaxing shower takes 300l of water (9000l per month). If we shorten this by only 5 minutes saves 70 liters of water per shower (2100l per month!), but it's not just water.2. Help Children (8-10 Years Old) be More Independent - Taking Shorter Showers and Brushing Their Teeth.Your child has just just started showering on her own, but she has no idea how long shes in there till drained all the hot water? Which meaning the hot water tank takes a beating.3. Timer Function as a Time Management Tool to Acquire Good Habits.Awesome Time Management Tool for Teacher, Student, Business Professional, Chef, Dressmaker.4. Temperature and Humidity Monitor to Keep Your Family's Living Environment in the Best Condition.Dampness has been linked to drowsiness, lethargy, lack of observation, lower observation skills, and irritability in elderly and children group. Besides affecting people, too much or too little humidity can affect your possessions, damage furniture or cause damp spots.Its time to take a stand against water and energy wastage and promote the health of our lovely planet!< /li>Using less water will not only lower your energy costs and conserve water, but will keep that water in the environment for natural geological and cycles. Try saving just two minutes off your shower to help reduce your water footprint.Enjoy a more easier life from now on!