Description:   Mini Security Protection Tactical Pen Self Defense Multifunction LED Flashlight Survival Torch   Features:      1. High bright with Knife and emergency hammer 3 in 1 flashlight.   2. Super bright、blinding effect.   3. Simply 1 switch mode lighting effect design.   4. The tail with protection function、 which can prevent you from in the dark or villain.   5. Skid-proof、 abrasion resistance、 can be used in the rainy days but can not put it into water.      6. Suitable for Self safety、 hunting、 cycling、 climbing、 camping and other outdoor activities.        Specification:   Material:  Metal Color:  Black Length: 163mm Head diameter: 19mm Switch: Reverse the lamp cap Light source: LED LED type: CREE XP-E Luminous flux: 1000 LM Operating voltage: 0.8-1.5V Waterproof level: Daily life waterproof Power Source: 1 x AA Battery  or 14500 Battery  (Not included)   Package includes:    1 x Multifunction Tactical Pen with LED Flashlight   Details pictures: