... Product: Portable LED Tube 1. Mobile 2. Chargable 3. Emergency 4. Camping, Climbing, Fixing, Warning... Specification: Brand name ... charger (travel charger and vehicle-bone charger), home emergency lighting, Light handy and convenient for carry in outdoor ... in warning, field, traffic tools maintenance emergency, bicycles, camping and blackouts emergency light source.Instroductions:There are 3 modes ...