The Smart Sensor AR320 is a handheld, non-contact infrared thermometer designed to measure the surface temperature of suitable objects. Its infrared sensor reads thermal energy emitted from a target surface and displays the result on a digital screen. With an advertised measurement range of -32°C to 380°C, this model is intended for practical non-medical temperature checks in maintenance, workshops, cooking environments and other compatible applications. The black-and-orange housing features a pistol-style grip and a clear LCD display.

Key Features

• Non-contact surface temperature measurement

• Measurement range: -32°C to 380°C (-26°F to 716°F)

• Laser targeting and LCD backlight functions

• Celsius/Fahrenheit unit selection

• Data hold and automatic power-off functions

• Compact handheld design with trigger control

• Distance-to-spot ratio: 12:1 (manufacturer specification)

Technical Specifications

Brand: Smart Sensor

Model: AR320

Instrument Type: Infrared Surface Thermometer

Measurement Range: -32°C to 380°C

Distance-to-Spot Ratio: 12:1

Resolution: 0.1°C / 0.1°F

Preset Emissivity: 0.95

Typical Response Time: 500 ms

Power: 2 × 1.5V AAA batteries (inclusion not confirmed)

Color: Black and Orange

Country of Origin: China (supplier information)

Selling Unit: 1 Piece

Where This Thermometer Can Be Used

The AR320 is useful for checking surface temperatures on compatible equipment and materials, such as selected cooking surfaces, heating or cooling systems, machine housings and other non-living objects. It can also support checks of accessible surfaces in workshop and industrial settings. Readings are affected by distance, surface properties and environmental conditions, so results must be interpreted within the operating instructions.

Understanding the Temperature Reading

Infrared thermometers measure surface temperature rather than the internal temperature of an object. The 12:1 distance-to-spot ratio means the measurement area grows as the distance from the target increases. For best results, the target surface should be larger than the measured spot. Reflective or very shiny surfaces can produce misleading results, and this device is not a substitute for a contact probe where internal temperature must be confirmed.

Important Safety and Medical Use Notice

This model is an industrial-style surface thermometer, not a clinical body thermometer. Do not advertise or rely on it to diagnose fever or to measure human body temperature for medical decisions. Never direct the laser toward anyone’s eyes, and follow the manufacturer’s safety guidance when working around hot objects or equipment.

Package Contents

1 × Smart Sensor AR320 Infrared Thermometer. Batteries, carrying pouch, user manual and any additional accessories have not been independently confirmed as included. Check the supplied retail package before dispatch.

Before Ordering

Confirm that a -32°C to 380°C surface-measurement range meets your application needs. Check the operating environment, target material, required precision and power requirements. This product is offered for non-medical surface-temperature applications; precise industrial certification, warranty terms and included accessories should be confirmed before purchase.

Shop at Olibaa

Order the Smart Sensor AR320 Non-Contact Infrared Thermometer from Olibaa Bangladesh. Review the listing details, available stock, shipping cost and delivery options before checkout.