Features: 1A Good Solution: The driver uses constant current voltage regulation and supports anti reverse connection, it can solve problem of product failure caused by not reversing the positive and negative terminals of the battery in use. 2Adjustable Design: The product adopts the telescopic focusing design, you can adjust the size of the light spot according to the work requirements to meet the user's various needs. 3Ergonomic Design and Simple Operation: The red LED flashlight's appearance of the straight shape, comfortable grip, one hand control, simple and convenient operation. 4One Button Design: Tail one touch operation with physical reverse switch, re press to turn on or off the light source, search lighting more flexible and comfortable. 5Practical to Use: The LED red flashlight is specially designed for nocturnal activities, the eyes are most sensitive to red light. Very helpful in finding animals in the dark. Package included: 1 x Red&nbspLED&nbspFlashlight 1 x Battery Cartridge