6 Pack NE555 Pulse Generator Frequency Duty Cycle Adjustable Module Square Wave Stepper Motor Driver DC5V 12V Signal Generator for Arduino DIY industrial_best_sellers_Jan2025 🥇 [Package Included]: ♥Non Hole sunglasses plates 🥇 [Package Included]: ♥Non Hole C Clip External Retaining Ring: 10pcs x 4mm 10pcs x 5mm 10pcs x 6mm ♥C Clip External Retaining Ring: 10pcs x 6mm 10pcs x 7mm 10pcs x 8mm 10pcs x 9mm 10pcs x 10mm 10pcs x 11mm 10pcs x 12mm 10pcs x 13mm 10pcs x 14mm 10pcs x 15mm 10pcs x 16mm 10pcs x 17mm 10pcs x 18mm 10pcs x 19mm 10pcs x 20mm 10pcs x 22mm 10pcs x 24mm 10pcs x 26mm 10pcs x 28mm ♥1pcs x 13mm tweezer ♥1pcs x storage box ♥Total: 212pcs 🥇 [Note]: ※All dimensions are measured manually for Garmin Nuvi 1100 1200 1250 1260 1300 1350 1370 1390 1450 1490 1690 (LM LMT T) Generate adjustable pulses to control related circuits Scope of application of this module Used as a square wave signal generator to produce square wave signals for experimental development