USB Electric Lunch Bag Food Warmer | 3 Heat Levels, Portable

Keep Every Meal Warm — Anytime, Anywhere

The USB Rechargeable Electric Lunch Bag is the ultimate portable food warmer for school, the office, travel, and outdoor adventures. Whether you're a student, a busy professional, or a parent packing lunches for the kids, this smart heating bag keeps your meals at the perfect temperature — just like home.

Why You'll Love It

• 3D Even Heating with Silicone Pads: Built-in silicone heating elements wrap around your food container for uniform, all-around warmth — no cold spots, no uneven heating.
• 3 Adjustable Heat Levels: Customize warmth to suit your meal. Simply long-press the button for 3 seconds to cycle through low, medium, and high settings.
• Smart Auto-Insulation Mode: Once your food reaches approximately 50°C (122°F), the bag automatically switches to insulation mode — keeping meals warm while conserving energy.
• Optional Digital Display: Choose the digital display version to monitor and adjust temperature at a glance, or opt for the sleek standard version.
• Waterproof & Leakproof Design: Made with waterproof nylon materials, this bag stands up to spills, splashes, and outdoor conditions — perfect for picnics, commutes, and school days.
• USB Powered & Rechargeable: Simply plug into any USB power source (laptop, power bank, car charger) to start heating. Convenient and eco-friendly.
• Compact & Lightweight: At just 210 × 160 × 80 mm (8.27 × 6.3 × 3.15 in), this bag slips easily into a backpack or tote — ideal for kids, teens, and adults on the go.

Product Specifications

• Material: Nylon exterior / Plastic components
• Color: Grey
• Dimensions: 210 × 160 × 80 mm / 8.27 × 6.3 × 3.15 inches
• Heat Settings: 3 levels with auto-insulation at ~50°C
• Power Source: USB (power bank not included)
• Features: Thermal insulation, waterproof, leakproof, reusable
• Ideal For: Youth, kids, boys, girls, teens, and adults
• Made in: Mainland China

What's in the Box

• 1 × Electric Thermal Lunch Bag

Note: Charging power bank is not included. Due to monitor and lighting variations, the actual color may differ slightly from images. Please allow 1–2 cm variance due to manual measurement.

For tips on safe food handling and keeping meals at safe temperatures, visit the FDA's Safe Food Handling Guidelines.

Frequently Asked Questions

Q: How does the USB electric lunch bag heat food?

A: The electric lunch bag uses built-in silicone heating pads connected to a USB power source to generate and distribute heat evenly around your food container. Simply plug it into a USB port or power bank, select your desired heat level, and it begins warming your meal efficiently.

Q: Can kids and teens use this electric lunch bag at school?

A: Absolutely! This portable food warmer is designed for all ages — kids, teens, and adults alike. Its compact size fits neatly in a school backpack, and the simple one-button operation makes it easy for younger users to operate safely.

Q: Is the bag safe to leave unattended while heating?

A: Yes — the smart auto-insulation feature kicks in once the internal temperature reaches approximately 50°C (122°F), automatically switching from active heating to a gentle insulation mode. This helps prevent overheating and conserves energy, so you can focus on your day.

Q: What type of food containers fit inside this lunch bag?

A: The bag's interior dimensions are 210 × 160 × 80 mm (approx. 8.27 × 6.3 × 3.15 inches), accommodating most standard rectangular lunch boxes and food containers. For best results, use a leakproof container that fits snugly inside the bag.