S3 Rechargeable Coffee Scale with Brew Ratio & Flow Display

• 3 smart modes: Auto Timer for Pour-Over, Auto Timer for Espresso, and Standard Weighing — adapts to your brewing style
• Adjustable brew ratio 1:1 to 1:18: set your coffee-to-water ratio, scale auto-calculates target water weight; beep alerts when ratio reached
• Real-time flow rate display: helps refine pouring technique for consistent extractions, ideal for Chemex, V60, or hand brew
• 3kg / 0.1g high precision: larger capacity suitable for espresso, pour-over, French press, and even batch brewing
• 500mAh rechargeable battery: USB-C charging, up to 90 days of use on a single charge; auto sleep after inactivity
• IPX4 splash-resistant display and heat-resistant silicone pad: durable, easy to clean, protects against high-temperature drips
• Dual-zone LED interface: shows weight and time simultaneously, with clearly visible ratio and flow rate
• Mute function: press and hold TIMER + ZERO for 2 seconds to silence beeps for peaceful morning brewing

Maestri House S3 is a professional coffee scale with adjustable brew ratio and flow rate display, designed for pour-over enthusiasts who demand precision. With 3kg capacity, 0.1g accuracy, three smart modes, and a 90-day battery, it brings barista-grade control to your daily brew — from V60 to French press.