How much does this cost to the nearest dollar?

Daytech Remote Emergency Strobe Siren Alarm Kit Waterproof Outdoor Loud Panic Sos Warning System for Business Home Shop Hotel School 800ft 1 Red Flashing Siren+ 4 Call Buttons
「Wireless Outdoor/Indoor Siren」 The siren with 120dB sound and flash, cannot be used alone, it has to work with the call button or remote. In event of instruction, the call button will send a RF signal to the siren, and then siren will sound a piecing voice(Although not piercing loud like a normal fire alarm, you need to protect your hearing when you use it) Long Range Operating Range is 500 Feet in open Area. Easy Use ( PLUG and PLAY), Built-in Battery ensure that an alarm also can be issued when the

Price is $71.00

Price: $70.99