Kestrel 5400 Heat Stress WBGT Meter Orange 0854ORA Flash Hider QuickClik switching between function sets:

QuickClik switching between function sets: General (high

It features a straight design for training and simulations

Top unbuckles forming swing-down extension

Simply wipe the suspected surface with Cocaine ID Swipes and if cocaine is present

Kestrel 5400 Heat Stress WBGT Meter Orange 0854ORA Flash Hider QuickClik switching between function sets:As for weather reading features, they will be the same. You won't get a 'better' temperature reading, wind reading, etc, or even more readings than available on the 4400 4600 Still, the same quality USA made meter backed by a 5 year warranty. That being said there are some pretty outstanding updates. Flag warnings via loud buzzer & LED beacon! Bluetooth LINK works with PC Mac via Dongle Bluetooth LINK to Smartphones Mobiel Android IOS Takes 1 AA