HK-BMQ-8250 Encoder is a tool for fire alarm system device, such as detector, module, manual call point, sound. It can read/write address, qucik register, loop reg., resistance detecting and so on.  Handheld design, can be operated with one hand, small shape, easy to carry.  Support to read and write address, qucik register, resistance detecting.  LCD display, easy to operate.  Support low battery warning, short circuit protection, low-power design.  Nonpolarity two bus, easy to wiring.