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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
000 lumens / 1 hr 15 mins
✅ Stylish LED battery & brightness level indicator beside the switch
✅ Hidden USB-C port on battery for fast & convenient charging
and removing
ACME 447 Thunderer Official Referee Whistle Acebeam 000 lumens / 1 hrACME'S BACKGROUND : J Hudson & Co was founded in the 1870s in Birmingham by Joseph Hudson (18481930) and his brother James Hudson (18501889). The company became a manufacturer of whistles and continues as Acme Whistles. Acme is the world's largest and most famous producer of whistles. KEY FEATURES : Finger grip for convenient making calls while on the run; Easy to blow with consistent sound, perfect for people who are short of breath; Compact &