Our 20 Fingerprints Rechargeable Keyless Zinc Alloy Smart Lock for Gym is a revolutionary product that enhances security and convenience. With the capability of storing up to 20 fingerprints, this smart lock ensures that only authorized personnel can access your gym. Made from high-quality zinc alloy, this lock is durable and built to last. Furthermore, its rechargeable battery provides long-lasting performance, and its keyless design eliminates the hassle of lost or stolen keys. We are a factory committed to providing the best quality products at a reasonable price. Order yours today and enjoy enhanced security and convenience at your gym.