Large Digit Countdown Timer control Set contains: Black

Set contains: Black

or any situation where a traditional keyboard may not be feasible

Adjustment of Sound Balance and Treble/Tone Clarity

Date display format

Large Digit Countdown Timer control Set contains: BlackMain Features: Electronic timing part avoids repeated mechanical presses, with a stop every 5 seconds for quick adjustment Easy to stick to metal surfaces such as blackboard and refrigerator Electronic timing design, silent running Three position volume with large flashing digits 00: 00~99: 55 adjustable range, support counting up and down, simpler timing Specifications: Brand: BaseusColor: BlackMaterial: ABSWorking Temperature: 0C~50Voltage: 4. 5V(