1) Design patent
2) semiconductor sensor inside
3) warm-up time: within 10 seconds
4) response time :within 5 seconds
5) Operation temperature:5-40 ℃
6) Torch function
7) Key chain
8) 3 test steps with LED indication
9) test result:
    Safety: under 0.02% BAC
    Caution: 0.02% - 0.05% BAC
    Danger: over 0.05% BAC
10) Battery: 2 x AAA alkaline batteries (not included)
11) Size: 73 x 39 x 20mm
12) Print size: 15 x 10 mm

Packing details:
100pcs/carton
Carton Size: 41*27*27cm
G.W.: 6kgs;  N.W.:5.5kgs
Unit Packing: Bubble Bag