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Instruction: http://img.banggood.com/file/products/20180726215941ETI-60-timer-kit.pdf Feature: Operating voltage: DC5VStandby current: ≤8mAWorking current: ≤10mACountdown: 60 secondsCountdown ends prompt: three alarmsSoludering difficulty: General ..

Description:Working voltage: 3~12V For SMD Component Soldering Practice. Type Quantity PCB mark 0805 SMD capacitor 0.1uF 2 C1, C2 0805 SMD resistor 10K ohm(103) 5 R1,R14-R17 0805 SMD resistor 1M..

List and Schematic: Contact Us Feature: Kit model: SMD-POperating voltage: 4.5~5VPCB thickness: 1.6mmDimensions: 91.4*60mm Package includes: 1 x SMD Component Soldering Practice Board After soldered, for reference only..