Check the listing for details. Nash Siren S5 Digital. Condition: New. Listed at 27.12 USD. Siren S5 Digital Super sensitive bite indication Upgraded digital performance, now with push button on and off operation and the practical direct screw thread attachment for Nash Bobbins used on the flagship R3 series alarms. Renowned Siren sensing capability with advanced communication technology and component integrity for reliable, responsive indication whatever the weather. Four LED colour options. Product Information - Super sensitive bite indication - High output volume - Run LED and latching LED - Built in line guard - Extended battery life - Powered by 1 x CR2 3 V battery (NOT INCLUDED) You can pay with Paypal or Credit Card. Small items are sent with Royal Mail and larger parcels with my Courier. Courier postage costs are mainland UK only (Exc Highlands & Islands), for all other a.