Pager Dimension: 105 x 105 x 18m 7 4.1 % 41x 0.7In waterproof level: 1#54 Material of Housing: PC Receiving Sensitivity: 12008 Standby Time: A Bout 48 hours Battery: Built-in 3.7V 500mAR rechargeable lithium battery Reminder Method: Buzzing LED Flashing, vilification Distance of Transmission: About 800-1000m In the open ares Keypad Transmitter Dimension: 163% 97 x 40mm/ 6.4% 3.7 x 1.6 Material of Housing: ABS plastic Transmitting Power: 400mw Tx Frequency: 424 8-469.
