Brrnoo Hand Warmer Rechargeable – Graphene Heating, 3 Temp Levels, USB, Dark Green

Meet the Brrnoo Hand Warmer, a rechargeable, portable heat companion built with graphene heating technology. It blends safety, speed, and a compact silhouette to keep your hands warm during chilly commutes, outdoor moments, and long office days. Foldable and lightweight, it slips into a coat pocket or travel bag, ready for action in minutes.

Key benefits at a glance

• Graphene heating delivers steady warmth with a slim, flexible surface that moves with your hand.
• Heat response is fast—about one minute after powering on—so warmth can come quickly when you need it.
• Three temperature levels let you tailor the heat to the moment, from a gentle glow to a robust warmth.
• USB powered and compatible with power banks, laptops, or adapters; the included 1.2 m extension cable adds flexibility.
• Compact, foldable design is easy to carry in a bag or pocket for on‑the‑go warmth.
• Back-pocket entry design lets your hands slide in quickly for cozy warmth when you need it.

What makes it useful

This hand warmer is designed for real life: waiting for trains, braving a winter stroll, or taking a long desk shift. The fabric feels soft against the skin and the graphene layer provides reliable heat. The USB extension cable enables flexible charging, so you can place a power bank in your bag or car while keeping the warmer near your hands.

Durable materials combine with a simple control system: press to power on, short-press to switch heat levels, and hold to turn off. The device is described as easy to clean and dirt‑resistant, adding to its practical daily use. Temperature settings approximate: red around 55°C, white around 45°C, and blue around 35°C, offering a range to match different environments and sensitivities.

Specifications and care

• Condition: Brand New
• Material: Flannel, Graphene
• Size: ≈ 28 x 19 cm / 11 x 7.5 in
• Rated Voltage: 5V
• Rated Power: 10W
• Heating Temperature: Red ≈ 55°C, White ≈ 45°C, Blue ≈ 35°C
• Power: USB, includes 1.2 m extension cable

Note: Actual color may vary slightly by monitor. Please follow the included instructions for use and care. This product is designed for everyday warmth and portability, and is not a medical device.