Vivosun VPD Thermometer, Handheld Environmental Monitor

Vivosun VPD Thermometer, Handheld Environmental Monitor, Precision Infrared Laser Thermometer Gun with Adjustable Emissivity, Leaf VPD and Temperature.Multi-Function Thermometer: Measures -50-480℃ / -58-896℉ with fast 5-second readings; Accurately tracks leaf and air VPD, ambient and leaf temperature, and humidity—ideal for HVAC, food processing, electrical testing, and plant careVPD Monitoring for Better Planting: Easily monitor VPD (vapor pressure deficit) in leaves and surrounding air; Helping you make precise adjustments to optimize plant growth and nutrient absorptionAdjustable Emissivity & High Accuracy: Offers better control over your planting space; Emissivity range of 0.1 to 1.0 for accurate readings on various surfaces and conditions; 12:1 distance-to-spot ratio ensures safe measurements from afarUser-friendly Design: This temperature monitor for plants comes with a large backlit LCD for easy viewing in low light; Stores up to 5 past readings for quick reference; Auto power-off after 30 seconds helps preserve battery lifeSafe & Accurate: Quickly pinpoint exact measurement areas with a 13-point laser; Red indicator flashes and high/low alerts warn you when temperature goes beyond your set range