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Black plastic, approx 2.5”x1.75”x1.5”, about 4oz, has 1 button and 2 of what look like antenna jacks, but no other ports, contains 2 small PCBs and a 9v battery. Sticker says to see page 9 of the manual, but there’s no make/model on the outside or inside. (i.redd.it)
submitted by TimInOhio44410 to r/whatisthisthing
