This document introduces the operating method of WarmHeart infrared heater. WarmHeart infrared heater can be turned on and off by pressing the switch button. After turning on, the flash of green light indicates the first mode of 39, and the flash of red light indicates the second mode of 43. Pressing the switch button again will switch to the first mode of 39.
The Pocket Heater is a portable, rechargeable heating device with two temperature modes (approximately 39 °C and 43 °C). It is powered by a built‑in 3.7 V 1800 mAh lithium‑ion battery and can be charged via a dedicated AC charger or a USB connection.
The manual explains how to turn the device on and switch temperature modes, how to charge safely (about 4.5 hours to full charge), and lists important safety precautions such as checking skin condition every hour, avoiding prolonged skin contact, and not using the heater while sleeping. Technical specifications and warranty information are also included. This manual is written in Chinese.
| Temperature Modes | First mode ≈39 °C, Second mode ≈43 °C |
|---|---|
| Input Voltage Range | 100 V – 240 V |
The first mode heats to approximately 39 °C and the second mode to approximately 43 °C.