🏷️ Basic Information Identification Make: Garmin Model: nuvi 30 40 50 Product Category: GPS Navigator 📋 Manual Details Document Information Manual Type: Owner User Operator Manual Language: English 🔧 Maintenance Software Updates Software Update Method: Via USB connection to a computer 📄 Specifications Device Characteristics Device Type: Portable GPS Navigation Device Intended Use: Navigation, Vehicle Routing Power Requirements Power Source: Rechargeable Lithium-ion battery, Vehicle power adapter Display Features Display Type: Touchscreen Display Size: 3.5-inch diagonal (nuvi 30), 4.3-inch diagonal (nuvi 40), 5.0-inch diagonal (nuvi 50) Display Resolution: 320 x 240 pixels Connectivity Connectivity Options: USB Storage And Memory Internal Storage: Internal Solid State External Storage: microSD card slot 📄 Operational Details Battery Operation Battery Capacity: Up to 4 hours (typical usage) Charging Information Charging Time: Approximately 2-3 hours Navigation Features Satellite Reception: High-sensitivity GPS receiver Navigation Capabilities: Turn-by-turn navigation with voice prompts, Lane assist, Speed limit display Environmental Considerations Operating Temperature: 0°C to 60°C (32°F to 140°F)