The KBI Compact is a super tough alarm in a small, hard-wearing body. Featuring a sensitive inner roller wheel and a bright LED, it’s a fantastic choice for all forms of specimen angling. The speaker features adjustable volume, while the LED boasts a 10 second alert feature. Available in 2 Rod or 3 Rod sets including wireless receiver. FEATURES Powered by a 23A battery (not included) Adjustable volume 5mm LED Compact design 20 second latching LED Adjustable locking nut and compression washer Water guarded speaker High output speaker Sensitive bite indication Rolling code system - no interference 100m receiver range Very low battery drain 39mm x 85mm x 25mm alarm size 120mm x 45mm x 20mm receiver size