| Brand | Unbranded |
|---|---|
| Type | timer |
| color | green |
| quantity | 1 |
Check the listing for details. 30-60s counter timer simple stopwatch digital electronic technology DIY Kit. Color: green, Condition: New. Listed at 13.05 USD. The counter uses the synchronous addition counter CD4518 to count. CD4518 is a decimal addition counter, which contains two identical counters. Each unit has a clock input. Reset is the zero clearing end of the counter.