<p><b>Specifications:</b></p> <p>Type: Bike Tail Light</p> <p>Number of LED: 31</p> <p>Waterproof: IP54</p> <p>Max Light Output(Lumens) : 160LM</p> <p>Horn/Alarm Noise Level: 110dB</p> <p>Remote Range: up to 98ft (up to 196ft in the open air)</p> <p>Remote Battery: 3V CR2032 battery (included)</p> <p>Taillight Battery: 3.7V 2000mAh 18650 battery (included)</p> <p>Recharge ability: Taillight battery only (USB Type-C rechargeable)</p> <p>Full Charging Time: About 7 hours (with the original USB cable and your 3A charger adapter)</p> <p>Tail Light Battery Life: Up to 70 hours (on fast flash mode)</p> <p>Tail Light Battery Life: Up to 30 hours (on steady mode)</p> <p>Remote Battery Life: Up to 3 years (30 times per day)</p> <p>Working Temperature: -40 ~ +60℃, Storage Temperature: -40 ~ +70℃</p> <p>Working Humidity: <80%</p> <p>  </p> <p><b>Intelligent automatic on/off: </b>There are "slow flashing" and "breathing" modes, the alarm tail light will be on for 30s, and then automatically detect the brightness of the riding environment, it will automatically turn off when it is bright, and it will automatically turn on when it is dark. If it stops for more than 30s, it will automatically turn off to save power, and it will light up when the vibration is triggered.</p> <p><b>A variety of bell sounds are available:</b> 3 electric bells can also be used as a good car horn-Electric Car Sound / Horn Sound / Bird Call Sound.</p> <p> </p> <p><b>Package Including:</b></p> <p>Bike taillight alarm (including battery)</p> <p>Remote (including battery)</p> <p>Taillight mounting bracket</p> <p>Remote mounting bracket</p> <p>Remote key chain</p> <p>USB Type-C Cable (NOT included charge adapter)</p> <p>No-slip mats</p> <p>Hex cap screws</p> <p>Hex key</p> <p>User Manual</p> <p> </p> <p><b>ATTENTION: PLEASE FULL CHARGE THE ALARM TAILLIGHT WITH THE ORIGINAL USB CABLE AND YOUR 3A ADAPTER TO ACTIVATE BEFORE USING! OTHERWISE REMOTE CAN'T BE USED.</b></p>