Features: Designed with built-in infrared motion sensor detection technology that detects your hand within one pass. Just place your hand under the sensor to spray watery liquid or disinfectant automatically. Attractive and stylish high-quality ABS +PC material, can be steady placed it on desktop, Perfectly complements your kitchen or bathroom countertop. Can be powered by 3*AA batteries or USB cable. Compatible with a variety of washing liquids. Prepare one at home and office for health. 300ML capacity with visible volume, check volume at a glance.