The Optimum Series Ultimate Waterproof Smart Pump is a waterproof penis enhancement pump with automatic suction and easy button controls. Its clear cylinder has incremental measurements, while the removable silicone donut helps create a more comfortable, snug fit. A built-in screen keeps key settings visible as you use it.

• 10 programmable smart modes, plus manual mode
• Waterproof design for use in the bath or shower
• Display shows battery life, mode selection, and pressure levels
• Quick air release button and removable silicone donut

A practical choice for anyone who wants adjustable pump settings with clear, simple controls.