EQKIT® 60 Seconds Electronic Timer Kit DIY Parts Soldering Practice Board

Instruction http img banggood com file products 20180726215941ETI 60 timer kit pdfFeature Operating voltage DC5VStandby current 8mAWorking current 10mACountdown 60 secondsCountdown ends prompt three alarmsSoludering difficulty GeneralBoard size 84 x 84mmNote Electronic production kit require buyer soldering assembly Package includes 1 x Electronic Timer Kit

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Banggood