Child Guard Wristband Anti-Drowning Alarm                                                                                                                 1) The unit consists of an alarm Receiver and a Transmitter which can be locked onto the child's wrist;            2) The Receiver will sound an ALARM and a Warning Light also FLASHES  when the transmitter immerse water;
3) Alarm voice level is approximately 100 decibels;                                                                                                        4) Maximum range from Tansmitter to Receiver is 200 feet (60 metres approx);                                                      5) Wristband works on CR2032 battery, battery life is 3 years;                                                                                   6) Receiver works on AC adapter OR Rechargeble 9v battery;                                                                                   7) Rechargeable battery can last 6 hours when it's fully charged;                                                                              8) Base unit has a Low Battery Alarm when the rechargeable battery is nearly using out;                                   9) Reset and Test button