Prologic C-Series Pro 2+1+1 RG Bite Alarm Set

Rubberised housing
Drop back differential by sound and light
Adjustable volume, tone, and sensitivity
Night light
Alarms requires a 9V block battery (not included)
Receiver requires three AAA 1.5V batteries (not included)
Bivvy light is USB chargeable
CE certified
2.5mm socket for illuminated hangers or swingers
Receiver signals by light, sound, and vibration (optional)
Up to 100m reach (depending on terrain)
Weatherproof