Item Type: Fatigue Warning Alarm Device <br>Material: ABS <br>Charger Input: DC 12V/40V <br>Charger Output: 5V, 2.5A <br>Minimum Working Voltage/Current: 4.75V, 240mA <br>Maximum Working Voltage/Current: 5.25V, 500mA <br>Working Voltage/Current: 5V, 320mA <br>Function: When the driver is fatigued, prompt an alarm in time, when distracted driving (look around), alarm and alarm response time 1-2 seconds after closing your eyes <br>Detection Angle: 60° <br>Interface: USB <br>Working Temperature: -20℃-60℃ <br>Storage Temperature: -20℃-80℃ <br>Detection Distance: 45-65cm / 17.72-25.59in (±5cm / 2.0in) <br>Weight: Approx. 358g / 12.6oz<br>1、Through recognition technology and pupil detection, determined whether driver is fatigued or inattentive according to changes in pupil characteristics. <br>2、With rotating ball sucker bracket, can connect the device to any plane and can be used on all types of vehicles. <br>3、Car fatigue driving warning device, suitable for advanced drivers, drivers and truck drivers to make sure safe driving. <br>4、Use the image sensor to catch the infrared image of the human face, and analyze and confirm it through the high?speed digital signal processor. <br>5、Through face recognition, blinking, blinking frequency and real?time detection, voice warnings and alarms to calculate, judge and determine whether the driver is driving safely. 6、Warning device can accurately detect the fatigue state of the driver, and send reminders and alarms to the driver in real time to ensure the safety of the driver.Turn off the power for half an hour, and then perform calibration after turning on the power.<div>1 x Warning Alarm Device</div><div>1 x Cigarette Lighter</div><div>1 x Suction Cup Buckle</div><div>1 x Manual</div>