Portable contamination detector. Air quality indicator.

Pollution detector with air quality indicator: • PM2.5 particle detector, with air quality color indicator. • 3 colors indicative of air quality: green (good), yellow (moderate pollution) and red (severe pollution) • What are PM2.5 particles ?: They are respirable particles present in the atmosphere of our cities in solid form or liquid, harmful, such as diesel vehicle emissions. • How do they affect health ?: They have numerous negative effects on health, such as increased respiratory diseases and decreased lung function. • Includes silent fan. The special and precise design of the air duct makes the amount of air inlet every 30 seconds is 283 ml, ensuring the accuracy and stability of the test. • Designed to facilitate heat dissipation, which ensures the life of the laser transmitter (3000h). • This product incorporates a low-current laser transmitter, with a small laser emission angle and concentrated energy, the main parameter that ensures the precision and stability of the measurement. • It has a temperature and humidity compensation algorithm, which ensures the accuracy of the measurement. • Portable, thanks to its compact size and rechargeable battery. Measurement range: 300cm Power: 1W Battery capacity: 1200mAh Battery life: between 4 and 6h approx. Working temperature: -20 - 50 ℃ Humidity range: 10-90% RH ABS and metal alloy With a small laser emission angle and concentrated energy, the main parameter that ensures the precision and stability of the measurement. • It has a temperature and humidity compensation algorithm, which ensures the accuracy of the measurement. • Portable, thanks to its compact size and rechargeable battery. Measurement range: 300cm Power: 1W Battery capacity: 1200mAh Battery life: between 4 and 6h approx. Working temperature: -20 - 50 ℃ Humidity range: 10-90% RH ABS and metal alloy With a small laser emission angle and concentrated energy, the main parameter that ensures the precision and stability of the measurement. • It has a temperature and humidity compensation algorithm, which ensures the accuracy of the measurement. • Portable, thanks to its compact size and rechargeable battery. Measurement range: 300cm Power: 1W Battery capacity: 1200mAh Battery life: between 4 and 6h approx. Working temperature: -20 - 50 ℃ Humidity range: 10-90% RH ABS and metal alloy 1200mAh Battery life: between 4 and 6h approx. Working temperature: -20 - 50 ℃ Humidity range: 10-90% RH ABS and metal alloy 1200mAh Battery life: between 4 and 6h approx. Working temperature: -20 - 50 ℃ Humidity range: 10-90% RH ABS and metal alloy