With semiconductor sensor inside
Warm-up time: within 10 seconds
Response time: within 5 seconds
Operation temperature: 5-40°C
With torch function
With keychain
With 3-test steps
With LED indication
Safety: under 0.02% BAC
Caution: 0.02% - 0.05% BAC
Danger: over 0.05% BAC
Battery: 2-pcs AAA alkaline batteries (not included)
Dimensions: 79 x 60 x 25mm