Sell Zacqia Car Driver Device Keep Awake Anti Sleep Nap Drowsy Alarm Alert Safe Driving SG best price

Description: Put it behind your right ear, Alerts when the head lower in the degrees of 15° to 20°. Especially suitable for long-distance driving or night driving. ON / OFF switch. Powered by AG3 button cell batteries(included). Driver safety alarm can help prevent accidents caused by driver's sleep when driving. It is especially suitable for long-distance driving or night driving. It is guardian angel for drivers. Easy to use and comfortable to wear for a long time Feature: 100% Brand New Color:black size:As shown Material: ABS Package Include: 1pcs Anti-sleep Alarm Notes: 1.Transition:1cm=10mm=0.39inch 2.Please Allow 1-3mm Error Due To Manual Measurement. Pls Make Sure You Do Not Mind Before You Bid. 3.Due To The Difference Between Different Monitors, The Picture May Not Reflect The Actual Color Of The Item. Thank You!