Type: breath alcohol detector
<br />Weight: 48g
<br />instructions
<br />To install section 2 No. 5 battery (not included)
<br />press and hold the power button, and in front of the sampling hole blowing
<br />there will be 5 seconds of the acquisition time 
<br />(start yellow and red lights will be lit up at the same time)
<br /> if only green light is safe
<br />only yellow light is warning state
<br /> the red lamp light is a dangerous state.
<br />
<br />Package contents:
<br />1* alcohol tester<p> <b><b><img src="https://contestimg.wish.com/api/webimage/573c0ac66401275d4cc1d1f2-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/573c0ac66401275d4cc1d1f2-11-large.jpg></b></b></p>