Stay cool, light, and powered up on the bank with the NGT Dynamic Bivvy Fan – a compact, all-in-one accessory designed specifically for carp anglers and overnight sessions.This versatile 4-inch fan delivers powerful, quiet airflow with three speed settings (low: 15 hrs, medium: 9 hrs, high: 6 hrs run time), ensuring comfortable ventilation inside your bivvy without disturbing your rest The integrated 54-LED ring light offers dual brightness modes – 140 lumens (8 hours) or 200 lumens (4.5 hours) – ideal for tying rigs, reading maps, or general illumination during nighttime sessions.Equipped with a 3600mAh rechargeable battery (note: the product description lists 3600mAh, but extended runtime specs align with higher capacity), it doubles as a power bank with USB-A output to charge your phone or devices, and recharges quickly via USB-C or a compatible solar panel Flexible mounting options include a folding hanging hook for bivvy ceiling attachment and a screw-in flexible tripod for stable positioning on uneven surfaces.Lightweight at just 290g and measuring 17cm x 17cm x 6cm, it's easy to pack yet built tough for regular outdoor use An essential multi-tool for serious anglers – stay comfortable, visible, and charged no matter how long you're on the water!