Swimming pool alarm Safety angel is as swimming pool products, swimming pool equipment, swimming pool accessories. It is new swimming pool products, swimming pool equipment, swimming pool accessories in china. Reliable and safe, meeting the testing certificates of nf p90-307/a1 and astm f 2208-08. It consists of two parts, base unit (for parents) and wrist bracelet (for children). Including three functions: 1. Anti-drowning alarm: when the wrist bracelet is immersed into the water, the base unit will sound alarm and vibrate immediately. 2. Anti-lost alarm: when the wrist bracelet is leaving a presettable distance (0-50m), the base unit will sound alarm and vibrate immediately. 3. Personal alarm: when parents meet an emergency, they can fast press help button to alert people around to ask help, like a sos. Welcome to order this swimming pool safety angel child anti-drowning combined anti-lost alarm. Display colour box