The EAST OAK Cordless Electric Lunch Box provides the perfect way to enjoy warm, home-cooked meals wherever you are. Ideal for professionals, students, or anyone craving a hot meal on the move, this lunch box blends practicality with speed. Its battery-operated, cordless design means you can heat your food without needing an electrical outlet, making it great for the office, travel, or outdoor adventures.
Featuring a 5.5-cup capacity and a removable compartment divider, this lunch box lets you store multiple dishes separately without flavor crossover. The auto-heating function rapidly brings your meals to the perfect temperature, maintaining both taste and texture. Its compact, lightweight build makes it highly portable, while the sturdy construction guarantees durability for everyday use.
More than just convenient, the EAST OAK lunch box supports healthier eating by letting you enjoy homemade meals instead of processed or takeout options. Its removable components and easy-to-clean design make upkeep effortless, while the modern, stylish appearance elevates your lunch routine. Perfect for the office, school, or on the go, this portable food warmer ensures a delicious meal anytime, anywhere.

Specifications
Here are the key specifications for the EAST OAK Cordless Electric Lunch Box (Model HM899) — Heated Lunch Box, Battery Powered, 5.5 Cups:
Model Number: HM899
Capacity: 5.5 cups (approx. 1.3 L / 44 oz)
Material: Food‑grade stainless steel inner container; lid with silicone seal
Dimensions: ~ 9″ L × 8″ W × 12″ H (approx. 22.9 × 20.3 × 30.5 cm)
Weight: About 2.8 lb (≈ 1.27 kg)
Battery / Power: Rechargeable lithium‑ion battery (10,000 mAh) allowing cordless heating
Max Heating Element Temp: Heating element goes up to ~220 °F (≈ 104 °C)
Special Features: Scheduled heating timer, memory settings, removable tray divider, leak‑proof silicone lid, dishwasher‑safe parts
Included Accessories: Stainless steel meal container, fork & spoon set, power cord/charger, insulated carry bag, removable tray divider
Usage / Recommended: perfect for car, office, outdoors, travel, truck… adult use

Key Features
Here are some standout key features of the EAST OAK Cordless Electric Lunch Box for Adults — Heated Lunch Box Battery Powered with Automatic Heating (5.5 Cups):
- Cordless battery-powered heating: With a built-in rechargeable battery, this lunch box lets you heat your meals wherever you are—at work, in your vehicle, or outdoors—without the need for a plug.
- Smart timer & memory settings: Schedule your meal to heat at the perfect time, and let the memory function recall your previous settings for added convenience.
- Generous capacity (5.5 cups ≈ 1.3L / 44 oz): Generous capacity provides plenty of room for a satisfying lunch, perfect for adults seeking more than just a small bite.
- Removable tray divider: Allows you to keep multiple dishes—like mains, sides, and vegetables—separate, preventing flavors from blending.
- Leak‑proof design with silicone seal: Equipped with a silicone seal, the lid keeps liquids from spilling or leaking—perfect for soups, sauces, and other liquids.
- Dishwasher-safe components: The detachable stainless-steel container, lid, and utensils are dishwasher-safe, simplifying cleanup.
- Portable accessories included: Comes with an insulated carrying bag, detachable divider, utensils (fork and spoon), and additional accessories—perfect for work, school, or travel.
- Durable stainless-steel construction: Crafted from food-grade stainless steel, the inner container ensures durability, safe and hygienic use, and even heat distribution.

How to use the EAST OAK Cordless Electric Lunch Box
Here’s a step-by-step guide on how to use the EAST OAK Cordless Electric Lunch Box for Adults, Heated Lunch Box Battery Powered with Automatic Heating:
- Charge the Battery
- Charge the built-in rechargeable battery completely using the provided power cord before using it for the first time.
- Fully charging the battery guarantees optimal heating performance without being plugged in.
- Prepare Your Meal
- Place your food into the stainless steel container.
- Utilize the detachable tray divider to keep different foods separate.
- Do not overfill to achieve uniform heating.
- Close and Seal the Lid
- Firmly secure the lid onto the container.
- Make sure the silicone gasket is correctly positioned to avoid leaks.
- Power On & Set Heating
- Tap the power button to activate the automatic heating feature.
- Set the timer or memory function (if available) to heat your meal at the desired time.
- The lunch box automatically warms your food to the perfect temperature.
- Cordless Heating Option
- After a full charge, the lunch box can be used wirelessly, perfect for the office, trips, or outdoor activities.
- Enjoy Your Meal
- After heating finishes, gently lift the lid—caution: hot steam may escape.
- Enjoy your warm meal using the provided fork and spoon.
- Cleaning & Maintenance
- Take out the stainless steel container and divider for washing.
- Parts are safe for dishwasher use or can be cleaned manually.
- Clean the outside using a damp cloth; never submerge the main battery unit.

Tips and recipes suitable for the EAST OAK Cordless Electric Lunch Box
Here’s a handy list of tips and recipe ideas for the EAST OAK Cordless Electric Lunch Box (5.5 cups, battery-powered) to make the most of your portable heated meals:
Tips for Best Use
- Avoid Overfilling: Keep a gap at the top of the container to ensure even heating.
- Cut Food into Small Pieces: Smaller pieces warm more quickly and evenly.
- Use Moisture Wisely: Meals with some liquid—like sauce, broth, or water—warm more evenly than dry foods.
- Separate Foods: Utilize the detachable tray divider to separate foods with varying textures or tastes.
- Preheat (Optional): When heating frozen meals, slightly preheating the lunch box or thawing the food beforehand helps it warm faster.
- Check Temperature: Gently lift the lid to ensure your meal is fully heated; stir if necessary.
- Clean Regularly: Clean the stainless steel container and tray divider after every use to avoid odors and residue.
Recipe Ideas Suitable for the EAST OAK Lunch Box
- Rice & Veggie Bowl:
- Serve brown rice with steamed broccoli, carrots, and a protein such as grilled chicken or tofu, topped with a drizzle of soy or teriyaki sauce.
- Pasta Delight:
- Pasta tossed with tomato sauce, fresh spinach, and a sprinkle of shredded cheese—ideal for a comforting, filling meal.
- Quinoa Salad (Warm Option):
- Serve quinoa with roasted veggies, beans, and a splash of olive oil. Warm lightly to preserve flavor.
- Hearty Soup or Stew:
- Enjoy chicken noodle, vegetable, or lentil soup—its leak-proof design prevents spills.
- Breakfast on the Go:
- Scrambled eggs, diced ham, and sautéed peppers. Great for morning meals at work or travel.
- Sweet Treats:
- Oatmeal with fruit or chia pudding (if you want it slightly warmed).
- Snack Combos:
- Cheese cubes, steamed veggies, and boiled eggs. Easy to heat and portion.
Cleaning Guide
Here’s a clear guide on how to clean the EAST OAK Cordless Electric Lunch Box (5.5 cups, battery-powered) safely and effectively:
Cleaning Instructions
- Unplug and Cool Down
- Ensure the lunch box is turned off and the battery is disconnected or cooled before cleaning.
- Avoid contact with the heating element immediately after operation—it can remain warm for a short while.
- Remove Food and Accessories
- Remove the stainless steel inner container, tray divider, and included utensils.
- Throw away any leftover food and rinse the containers using warm water.
- Wash Removable Parts
- The inner container, tray divider, and lid parts can be safely washed in the dishwasher.
- As an alternative, hand-wash with warm water, mild soap, and a soft sponge.
- Do not use harsh scrubbing pads that could damage the surfaces.
- Clean the Exterior
- Clean the main battery unit and exterior with a slightly damp cloth.
- Do not submerge the main unit or battery in water, as it may harm the electronics.
- Dry Thoroughly
- Let all parts dry thoroughly in the air before putting them back together.
- Ensure the lid’s silicone seal is dry to keep it leak-resistant.
- Reassemble and Store
- After drying, return the container and tray to the lunch box.
- Keep in a cool, dry spot until ready for use again.

What to avoid when using the EAST OAK Cordless Electric Lunch Box
Here’s a list of things to avoid when using the EAST OAK Cordless Electric Lunch Box to ensure safety, longevity, and optimal performance:
- Overfilling the Container
- Do not exceed the maximum fill line; overfilling may lead to uneven heating or spills.
- Using with Frozen Food Only
- Avoid putting completely frozen meals in the lunch box without partially thawing first; this can slow heating and reduce efficiency.
- Submerging the Main Unit
- Do not submerge the main battery unit in water, as it may harm the electronics and void your warranty.
- Using Metal Utensils Inside While Heating
- Do not use metal utensils while heating, as they may scratch surfaces or affect the heating element.
- Using on Uneven or Flammable Surfaces
- Set the lunch box on a flat, heat-safe surface while heating to avoid accidents.
- Ignoring Cleaning Instructions
- Always clean thoroughly. Leftover food or moisture may cause odors, bacterial growth, or damage the silicone seal.
- Tampering with the Battery or Heating Element
- Never attempt to open or fix the battery or heating element yourself; follow the manufacturer’s instructions to prevent electric shock or damage.
- Using Acidic or Corrosive Cleaners
- Do not use strong chemicals or abrasive cleaners on the stainless steel or silicone parts, as this may harm the surfaces.
In conclusion, the EAST OAK Cordless Electric Lunch Box is a convenient, portable solution for enjoying hot, homemade meals anywhere. With its battery-powered heating, 5.5 cup capacity, removable tray divider, and easy-to-clean design, it’s perfect for work, travel, or outdoor use. Durable and user-friendly, it helps you stay nourished and enjoy warm meals on the go.