Number of holes: 300 holes Standard: G1 / 2, diameter: 2 cm Operating temperature: 080 Size approx. 80 mm (length) x 40 mm (width above) x 30 mm (width below) Package Contents: 1 * 300 hole super pressure shower head 1. TURB PRESSURE HANDBRUSH: Advanced turbo pressure technology increases water speed up to 300% compared to typical tap pressure. This reduces fatigue, featuring laser hole water flow that is soft and gentle, enhancing your shower experience. 2. WATER SAVING TECHNOLOGY: With power limit technology, this shower head saves up to 30% water consumption. Under normal water pressure, it utilizes needle hole and flow restriction technology to conserve water. 3. SIMPLE AND DURABLE DESIGN: Made from eco-friendly ABS material, the shower nozzle body boasts a multi-layer chrome-plated finish that maintains a shiny appearance over time. 4. EASY DIY INSTALLATION: This product is designed for manual installation. Simply attach the shower to your existing shower arm mount and connect both ends of the hose.