Premium 304 stainless steel body with double-wall vacuum insulation for superior temperature retention

Innovative LED temperature display shows real-time liquid temperature with precise digital accuracy

Advanced vacuum sealing technology keeps drinks hot for 12 hours or cold for 24 hours

Leak-proof smart lid design with one-touch opening mechanism for effortless single-handed operation

Food-grade silicone sealing ring and polished interior for safe daily use and easy cleaning

500ml ideal capacity for office, gym, travel, or outdoor activities with compact portable size

Modern minimalist aesthetic with brushed metal finish and scratch-resistant surface treatment

Energy-efficient design with auto-sleep function to preserve battery life (CR2032 replaceable battery included)

BPA-free construction meets international food safety standards for health-conscious consumers