Betty Crocker™ Birthday Candles Relight. Relights for 90 seconds*. 2.75 in H (7.0 cm). *Conditions may vary. Time is approximate. Betty Crocker and design are trademarks of General Mills used under license. Consumer Inquiries: 1-877-726-8793. www.bettycrocker.com. © 2014 Signature Brands, LLC. © General Mills.