Size: 75*30*20.5mm
Semiconductor sensor inside
Warm-up time:within 10 seconds
Response time :within 5 seconds
Operation temperature:5-40
Convenient to carry by keychain
3 test steps with LED indication
Operated by: 2pcs of AAA batteries (excluded)
Test result:
Safety: under 0.02% BAC
Caution: 0.02% - 0.05% BAC
Danger: over 0.05% BAC