Multifunctional Portable Bicycle Taillight Helmet Light Running Warning Light Luminous Keychain (Green)

1. This product has a novel and compact shape, using four high-brightness LEDs as the light source, with high lighting brightness, more energy-saving, and highlighting fashion trends and technological atmosphere. 2. With oval transparent lampshade design, it has a rounded feel and wide light emission. 3. Waterproof design: Borrowing the cabin-style waterproof compartment design concept, the functional LED components are enclosed in the lamp holder, and the battery compartment is built into the lamp body. The transparent lampshade and the shell are high-frequency sealed butt, which is not easy to fall off and avoid rain erosion; At the same time, the key switch is covered with swelling rubber, making it safe to ride in rainy weather. 4. Three-function design: click to enter, click to shift: long light-fast flashing-slow flashing-off, meeting the needs of various lighting warnings; 5. Battery installation: Use a Phillips screwdriver to unscrew the 4 screws on the back of the tail lamp, open the tail cover and press the positive and negative tips in the battery compartment to install 2 CR2032 batteries. 6. Parameters: Material: ABS + electronic components Light source: four LED lights Power supply: 2 CR2032 button batteries Weight: 22 grams Size: 56*28*18mm Mode: always on/fast flashing/slow flashing/off