SKU : F600120026000109
Categories : CLOCK/STOPWATCH/TIMER ,  DIGITAL COUNTER ,  ASSEMBLED , 
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Technical information
1.Supply 5V DC supply to 9V.
2. Display with LED 7-Segment 2 primary.
3. PUSH BUTTON SWITCH input using the number four.
3.1 Up Switch
3.2 Down Switch
3.3 Reset Switch
3.4 Latch Switch
4. To see it one time
5. Power circuit, reverse polarity circuit is not a shock.
6. Dimension 8 cm X 6 cm (3.15" X 2.35").