Welcome to our store！</br>1、This multi-wire manual alarm button is suitable for sound and light alarms when a fire occurs. 2、Conventional manual call point, and it is operated by advanced MCU expert algorithm software. 3、Press and then pull the handle down to activate the normal alarm open control. 4、Behind the tilting position, the word "ACTIVE" will appear yellow at the top, and the handle portion will protrude from the bottom of the sign. 5、Convenient to operate, durable in use, and it can remind people to escape the fire. <div class="wang-edit-text">Condition: 100% Brand New Item Type: Fire Alarm Button Color: As the Picture Shows Operating Voltage Range: DC 9-28V Alarm Resistance: 470Ohm / 1W Operating Humidity Range: Relative Humidity 10%-93%, no Condensation Operating Temperature Range: -10°C-50°C (14°F - 122°F) <style>.w-e-text table td,.w-e-text table th,.wang-edit-text table td, .wang-edit-text table th{border: .5pt solid #000;};.w-e-text table,.wang-edit-text table{border: 1px solid #000 !important;}</style> <div>1 x Fire Alarm Button&nbsp;&nbsp;</div><div>2 x Key&nbsp;</div><div>1 x Instruction Manual&nbsp;</div> Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>