Vivosun Aerolab Bluetooth Hygrometer Thermometer & External Sensor IN-LINE FANS / COMPUTER FANS / CLIP FANS Metal halide (MH) lights: These

Metal halide (MH) lights: These lights produce a lot of light in the blue spectrum

yield & quality

Compatible with 600W LV HPS/MH Lamps

A comprehensive pest management solution

Cooling capacity: 4

Vivosun Aerolab Bluetooth Hygrometer Thermometer & External Sensor IN-LINE FANS / COMPUTER FANS / CLIP FANS Metal halide (MH) lights: TheseIndoor Temp & Humidity Gauge with LCD, App Control, 2 Years Data Storage, Alert Notifications & Dual Channels High Accuracy & Dual Channels: Utilizing a built in smart Swiss sensor, coupled with the option to incorporate an external sensor probe for dual channel monitoring, this wireless thermometer hygrometer delivers rapid, real time, and highly accurate temp & humidity readings (0. 9 5%RH) User Friendly Design: Easy to use with a big, clear LCD