This is a Kalageen OEM Part Number 503978, a high-quality dryer heating element kit. It’s compatible with various models, including WPY503978, 510329p, and more. Designed for speed and efficiency, this heating element ensures your dryer performs optimally. It’s suitable for Alliance clothes dryers like ade3srgs173tw01, adee9rgs173tw01, ade3lrgs171tw01, and can be used as a replacement part for Speed Queen dryers. With dimensions of 10.47 x 9.61 x 2.52 inches and a weight of 1.61 pounds, it’s a reliable choice to maintain your dryer’s heating performance. Batteries are not included or required for this product.