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Objectnummer:253610240419New C51 4 Bits Digital Electronic Clock Electronic Production Suite DIY Kits Description: Based on AT89C2051 four digital clock kit Supply voltage: 3V-6V PCB dimensions: length 52mm * wide 42mm Function: 1 second correction (for precise timing) 2. The minutes and seconds can be switched to stand-alone display interface 3. The whole point of time (8-20 o'clock chime can be turned off) 4. The two alarm settings (turn off the alarm clock function) Kit Features: A dedicated clock using 0.56-inch red LED for display;. B. import AT89C2051 as the master chip; C.1.2mm thick PCB by the military grade FR-4 made of sheet metal; D. accurate travel time, travel time error range of error per 24 hours -1 to +1 seconds. Package Included: 1 x New C51 4 Bits Digital Electronic Clock Electronic Production Suite DIY Kits Payment Policy: We ONLY accepted PayPal payment. shipping & time: Generally, delivery time is 10-20 business days to USA, United Kingdom, Australia and 15-30 days to most other countries.Items will be shipped within 1 business day on payment received.Delivery time depends on destination and other factors, it may takes up to 30 business days.Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer's responsibility. Returns Policy: All sales come with us 14-day warranty. Return items must not be used or have any sign of abuse or intentional damage. Buyer is responsible for all return shipping charges.We reserve the right not to refund S&H when the item has been posted. Contact us: If you have any questions,Please contact with us via eBay message or our customer service e-mail. You may expect to receive a response to your inquiry within 24 hours. (Excluding Weekends and Public Holidays) Feedback: Dear buyers, we appreciate your business, if you are satisfied with our service, please leave us a positive feedback . Please email us before leaving any 1 or 2 ratings, negative feedback or open any dispute. We understand the concerns and frustrations you might have, and will do our endeavor to resolve the issues. Please give us the opportunity to resolve any problem. thank you !Condition:New, MPN:Does Not Apply, Country/Region of Manufacture:China, Brand:Unbranded
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New C51 4 Bits Digital Electronic Clock Electronic Production Suite DIY Kits