Diyeeni Wrist Pager IPX7 Watch Pager, Multipurpose for Restaurant Paging System, Light Flash, Vibration, Buzzer, 4 Channels, 5 Buttons, Long Standby

Spec: Item Type: Wrist Pager Model SU 691 Watch Receiver Parameters Description: Operating Frequency: 433.92MHz Material: ABS Charging Voltage: DC5V Operating Voltage: DC3.7V Rechargeable Lithium Battery Operating Current: 100±20mA (Vibration, Buzzer Mode) 75±10mA (Vibration Mode) Standby Current:10±5mA Receiving Sensitivity: -107±2dBm Decoding: Studycode Waterproof Rating: IPX7 Operating Temperature: -20?-60? Battery Type: Lithium Battery Battery Capacity: 300mAh (Included) Model SU D1 Transmitter Parameters Description: Operating Frequency: 433.92MHz Battery Type: Battery Battery Type: 12V23A Battery Capacity: 60mAh (Included) Transmitting Current: 10mA±3mA Standby Current: Open Range: Approx. 100-200m / 328.1-656.2ft Push :Times Waterproof Rating: IPX7 Working Temperature: -20?-60? Single Key: CALL Applicable: Widely used in homes, factories, workshops, clubs, bowling alleys, massage rooms, churches, casinos, and country clubs, hospitals, health clubs, elderly call alarms and offices, etc. Package List: 1 x Watch Receiver 2 x Watch 1 x Power Cord 1 x Instruction Manual or 1 x Watch Receiver 3 x Watch 1 x Power Cord 1 x Instruction Manual or 1 x Watch Receiver 4 x Watch 1 x Power Cord 1 x Instruction Manual How To Use: Turn on and use