Product overview A portable insulin cooler with intelligent temperature control, a large LCD control screen, and simple buttons for easy operation. Designed to keep insulin and temperature-sensitive medications stable (recommended range 2–8°C) while offering quiet, reliable performance at home or on the road. Key benefits — why you need it Protects medications: Maintains the critical 2–8°C range required for insulin and many vaccines to prevent rapid deterioration. Easy for seniors: Large LCD, clear adjustment buttons, and intelligent temperature control make monitoring and setting temperature straightforward for elderly users or anyone who prefers simple controls. Quiet and durable: A high-quality brushless fan keeps operating noise under 30 dB, so the unit runs quietly and lasts longer than conventional fans. Flexible power options: Works with 12V car and 220V home power without a converter, supporting plug-in dual use and enabling continuous cooling in different environments. Visible status indicators: Real-time temperature display and low-battery status help you monitor conditions and avoid unexpected temperature excursions. Long run capability: Provides 10–20 hours of ultra-long service life for extended use when needed. Features and performance Precise temperature control with real-time LCD readout for accurate monitoring. Ultra-quiet operation (<30 dB) thanks to a brushless fan. Temperature range suitable for insulin and many vaccines (2–8°C). Multiple power modes: 12V car and 220V home compatibility; no converter required. Low-battery indicator to alert you before power is lost. Portable design intended for easy transport and daily use. Practical use scenarios Daily travel: Keep insulin at the correct temperature during commutes or errands by using the 12V car connection. Overnight trips or short vacations: Use the unit with home power before leaving and rely on its 10–20 hour service life for overnight protection. Home backup and storage: Maintain a stable, quiet cold environment at home for temperature-sensitive medication with the 220V connection and real-time monitoring. What it solves Eliminates worry about medication spoilage from temperature swings. Reduces disturbance during sleep or caregiving with near-silent operation. Simplifies monitoring and adjustments, especially for elderly users or caregivers. Note: Designed for portable cooling of insulin and similar temperature-sensitive medications. Follow medication storage guidelines and consult product instructions for proper use.