Performance and characteristics:

* 高灵敏度

* high sensitivity

* 开机、关机时有声光报警提示功能

* start up and shut down when the sound and light alarm prompt function

* 电池用完时有声光报警

* the batteries run out when the sound and light alarm

* 自检功能，开机后自动自检

* self checking function, automatic self boot

* 用电省，可以连续工作40小时以上

* of electricity saving, can be more than 40 hours of continuous work

* 充电插孔，可充电

* a charging jack, rechargeable

* 高抗干扰性

* high interference

* 工作电压：9 V电池（标准9V双层碱性电池）

* working voltage: 9 V batteries (standard 9V double alkaline batteries)

* 报警方式：声光报警

* alarm mode: the sound and light alarm

技术参数：

Technical parameters:

* 外形尺寸：39mm*140mm

* Size: 39mm*140mm

* 工作电源：标准9v叠层碱性电池

* the working power supply: the standard of laminated 9V alkaline batteries

* 产品重量：260g

* the product weight: 260g

* 包装：20个/箱

* packing: 20 / box

* 包装尺寸： 54*40*33cm

* packing size: 54*40*33cm

* 毛重：10千克/箱

* gross weight: 10 kg / box

注：本产品需配一个9V电池(充电器和充电电池需单独购买）

Note: This product is required with a 9V battery (rechargeable battery charger and purchased separately)