AT89C2051 DIY Digital LED Electronic Clock Kit Suite DIY Six 6 Bits Electronic Parts and Components Eletronic Kit

Descriptions: This kit uses 89 series chips. The digital tube uses three two red co-positive digital tubes, can only display six-bit clock without other functions, short press S1 can close and open the digital tube, press S1 more than two seconds into the calibration time state and shift and exit. When you calibrate the time state, you can quickly t ouch S1 to adjust the time value. Size: 60 x 80mm PCB Material: double-sided 1.6mm FR-4 sheet Supply Voltage: 5V LED Quantity: 4 mmLED LED Color: Red Package Included: 1 x AT89C2051 DIY Digital LED Electronic Clock Kit Please note that buyers are responsible for all additional fees, brokerage fees, , and es for importation into your country. These additional fees may be collected at time of delivery. We will not refund shipping charges for refused shipments. / About service / On- Time Delivery Full refund if product isn't received in guaranteed delivery time Longer Protection 15 day more protection after order completion Returns Extra Return any product,only those in perfect condition Guaranteed Quality Guaranteed Quality or Full refund