Temperature & Humidity Meter — Essential for Consistent Lash Adhesive Performance Lash adhesive is highly sensitive to temperature and humidity. Swaniya's Temperature & Humidity Meter gives you real-time environmental readings so you can adjust your working conditions before they affect your glue — preventing slow cure, stringy adhesive, or poor retention caused by uncontrolled humidity. Product Specifications Temperature Range: -50°C to 70°C (±1°C accuracy) Humidity Range: 10%RH to 90%RH (±5%RH accuracy) Display: LCD screen Power: 2 x AAA 1.5V batteries Mounting: Magnetic suction + double-sided adhesive Dimensions: 88.7 x 78 x 21.8mm Shell Material: ABS resin Color: White Ideal Lash Studio Conditions Condition Ideal Range Effect on Adhesive Temperature 20–26°C Optimal cure speed and bond strength Humidity 45–60%RH Consistent cure time, no stringing Too humid (>70%RH) — Glue cures too fast, shock polymerization Too dry (