The Guide Thermal Monocular TE 421 400x300 is a compact handheld thermal viewer built around a 400×300@12µm VOx sensor and a bright 0.32" AMOLED 800×600 display. Its 25mm F1.0 objective lens, 1.9x–7.6x magnification, and 1300m/1400yd detection range make it a capable tool for spotting heat signatures in low light or complete darkness, while simple one-button control keeps operation intuitive.

This TE Series monocular is well suited for night hunting, wildlife observation, and general outdoor use where quick target recognition and comfortable viewing matter. With up to 5 hours of runtime, on-board photo/video recording with audio, and built-in Wi-Fi and Bluetooth, it’s easy to capture and share what you see in the field. Guide’s focus on practical design and reliable thermal performance is evident in the rugged IP67 housing and pocket-friendly form factor.

Key Features:

• Manufacturer: Guide
• Model: TE 421
• Sensor Resolution: 400×300@12µm
• Objective Lens: 25mm F1.0
• Magnification: 1.9x–7.6x
• Detection Range: 1300m / 1400yd
• Display: 0.32" AMOLED 800×600
• Color Palettes: White Hot, Black Hot, Red Hot, Green Hot, Iron Red, Blue Hot, Sepia
• Recording Function: Photo/Video with audio, 16GB internal memory
• Connectivity: Wi-Fi 2.4G/5G and Bluetooth
• Battery Life: Up to 5 hours, supports 20W quick charging
• Environmental Rating: IP67
• Weight: 295g (11.11 oz)
• Dimensions: 47×47×155 mm (1.85×1.85×6.10 in)