Electrical or spring timer
Posted: March 3rd, 2018, 10:57 am
Can someone please clarify for me exactly what an electrical or spring timer is? This is my first competition and I'm concerned that I might accidently violate the rule.
302735 wrote:Can someone please clarify for me exactly what an electrical or spring timer is? This is my first competition and I'm concerned that I might accidently violate the rule.