ILLUMINATOR FLAG WIRE BITE INDICATOR WITH 2 MODESHT Enterprises
• Super bright fiber optic line illuminates entire length of flag assembly
• Stands 16.5” high for heightened visibility
• Two settings: continuous on & flashing mode
• Fits most major tip-up brands
• Uses three LR44 button cell batteries (included)
Nothing said about pulling plastic from batteries. Hard to get the batteries out. Doesn't work well on beaver dam tip-ups.