Safe Driving Wake-Up Alarmer shoe cover 【Attention】-powered by 3x aaa battery

【Attention】-powered by 3x aaa battery (not included)

dont need to worry about indoor or outdoor

😊Children Mini Simulation Catching Ball Machine😊

ADJUSTABLE FIT ONE SIZE - Fits most

Safe Driving Wake-Up Alarmer shoe cover 【Attention】-powered by 3x aaa batteryFEATURES Wake Up Alarmer for Driving Safety For driver safety, non sleep is the best choice! Electronic balance principle Loud but not harsh sound Perfectly fit your ear shape Universal LR44 batteries for 6 12 months endurance Suitable for students, drivers, office workers, etc. HOW TO USE Wear it on the right ear properly as illustrated. Turn on the switch. Examine whether it is in normal operation: it beeps when you are leaning your head forward and