Wholesale Heartbeats Electronic Stethoscope Toy For Kids ages 4+-STEM

See and Hear your Heartbeat Loud & Clear for the First Time in the World! Heartbeats Electronic Stethoscope combines fun, learning, and interactivity, allowing kids ages 4 & up to explore the rhythm of their heartbeat while engaging in STEM-based activities. It fosters an early interest in anatomy and sound science by enabling children to listen to real heartbeats and body sounds. Watch your heart pulse with the LED lights that respond in real time to your heartbeat. Say goodbye to make-believe and listen to your heart with the Heartbeats Brand Electronic Stethoscope! 10X Amplification: Hear your heartbeat even through layers of clothing and listen through walls to detect sounds from up to 50 feet away. Long-lasting Battery: Built to handle 50 power cycles for long-lasting performance, with a quick 1–2 hour recharge time. Product Overview: Power button (On/Off) with automatic shutoff, Headphone jack 85db safe volume for kids, carrying ring, Diaphragm for authentic sound detection, USB-type C charging port, Heartbeats pulse LED lights (internal) that respond to sound, and Built-in rechargeable lithium-ion battery.