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S243 Series Thermal Surveillance Monocular

The S243 Series is an ultra-portable thermal surveillance monocular designed for security patrol, farm monitoring, wildlife observation, and outdoor scanning.
With a long 10–15 hour battery life, Wi-Fi streaming, onboard recording, and rugged IP66 protection, it delivers reliable performance in harsh environments.

Model Options

Key Features

  • Long standby:
    • S242W ≥15 hours
    • S243W ≥10 hours
    • S243W Pro ≥10 hours

  • Small, lightweight, one-hand operation

  • Wi-Fi real-time image transmission + mobile app viewing

  • Supports photo & video recording

  • IP66 protection + 1 meter drop resistance

  • Built-in multiple color palettes

  • Built-in crosshair cursor

  • Type-C fast charging

  • Laser indicator

How It Works / Overview

The S243 Series uses a VOx thermal detector with 12 μm pixel pitch and up to 384×288 resolution to produce high-contrast thermal images.
Its compact form factor and extended battery runtime make it ideal for:

  • Perimeter patrol & farm security

  • Wildlife tracking at night

  • Search operations

  • Handheld surveillance in remote areas

The built-in Wi-Fi module allows live transmission to a mobile device for remote viewing, recording, playback, and snapshot capturing.

Technical Specifications

Detector

  • Type: VOx / 12 μm

  • Resolution:
    • S242W: 256×192
    • S243W: 384×288
    • S243W Pro: 384×288

  • NETD: ≤35 mK

Optics & Imaging

Model S242W S243W S243W Pro
FOV 12.1°×9.1° 17.6°×13.2° 13.9°×10.4°
Focal Length 15 mm 15 mm 19 mm
Focus Fixed Fixed Manual

  • Frame Rate: 50 Hz

  • Digital Zoom: 1.0–4.0×

  • Palettes: Black Hot, White Hot, Red Hot, Pseudo-color

  • Hotspot Tracking: Yes

  • Crosshair Cursor: Yes

  • Laser Indicator: Yes

Display

  • Color Screen

  • Resolution: 800 × 600

  • Diopter: Adjustable via knob

Storage & Recording

  • Built-in 32 GB storage

  • Photo + Video recording

Power

  • Battery: Li-ion rechargeable

  • Working Time:
    • S242W: ≥15 h
    • S243W: ≥10 h
    • S243W Pro: ≥10 h

  • Charging: USB Type-C

  • External Power: DC5V/2A

Environmental

  • Operating Temp: –20°C to +50°C

  • Storage Temp: –40°C to +60°C

  • Protection: IP66

  • Drop Resistance: 1 m

Physical

  • Weight:
    • S242W: 330 g
    • S243W: 350 g
    • S243W Pro: 350 g

  • Dimensions:
    • S242W / S243W: 185 × 60 × 60 mm
    • S243W Pro: 199 × 60 × 60 mm

Detection & Recognition Range

Detection – Human (1.8 × 0.5 m)

  • S242W → 1000 m

  • S243W → 1000 m

  • S243W Pro → 1300 m

Detection – Vehicle (2.3 × 2.3 m)

  • S242W → 1400 m

  • S243W → 1400 m

  • S243W Pro → 1800 m

Recognition – Human

  • S242W → 350 m

  • S243W → 350 m

  • S243W Pro → 450 m

Recognition – Vehicle

  • S242W → 480 m

  • S243W → 480 m

  • S243W Pro → 600 m

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