New year crossword

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Across
  1. 3. you need 12 of me ,one for every second
  2. 5. a mechanical device with hands
  3. 6. where fireworks were made
  4. 7. can be used instead of fireworks
  5. 8. the German word for cheers
Down
  1. 1. a handheld firework that emits sparks
  2. 2. a promise to or not to do something
  3. 4. 12 am
  4. 5. a chart with days weeks and months
  5. 7. an act of counting numerals in reverse order