SPECIFICATIONS

Battery Type: 18650 Lithium Battery (2600mAh)

Brand Name: FNIRSI

Certification: CE

Display: 0.96" IPS HD Color Screen

High-concerned chemical: None

Input Voltagle: 5V

Is Smart Device: no

Maximum Power: 10W (Max)

Model Number: HS-03

Net Weight: Approximately 134g

Operating Voltage: 5V (Charging) / 3.7V (Battery)

Origin: Mainland China

Output Temperature: 100-450°C (212-842°F)

Power Supply: Type-C

Supported Tips: HS-02B_F210 series (K/I/IS)

Temperature Range: 100-450°C (212-842°F)

Voltage: Below-75V DC (Safety Extra-Low Voltage DC, SELV DC)

FNIRSI HS-03 is a smart cordless soldering pen featuring a user-replaceable 18650 battery for true wireless freedom and endless runtime. Equipped with a 0.96" IPS HD color screen and supporting professional T210 tips, it offers rapid 100-450°C heating and precise control. Compact, intelligent, and powerful—perfect for on-the-go repairs and precision soldering.

Key Features:

1. Replaceable 18650 Battery Design: Powered by a standard 18650 2600mAh lithium battery that can be easily replaced. This ensures unlimited runtime with spare batteries and extends the overall lifespan of the device.

2. Cordless & Portable Freedom: True wireless operation allows you to work anywhere, from outdoor emergency repairs to intricate indoor DIY projects, without the restraint of power cables.

3. 0.96" IPS HD Color Screen: Features a crystal-clear color display providing real-time monitoring of temperature, battery status, and heating power for precise control.

4. Rapid Heating & Precision Control: Supports 100-450°C (212-842°F) with fast thermal recovery, making it efficient for various soldering tasks from electronics to jewelry.

5. Smart Safety & Power Saving: Built-in motion sensor for auto-sleep and standby modes, protecting the heating element and ensuring safe, energy-efficient operation.