using a 3W high-power imported XPE lamp， coupled with acrylic spotlight cover， light irradiation distance of 30-50 meters at night， headlights with 360 degree rotation adjustment， tail lights can be adjusted to 180 degrees， fully protect your Riding safety!<br />long rechargeable battery life， Head Light Lamp 300 lumens built-in 3.7V1200mAh lithium battery， taillight 100 lumens built-in 3.7V500mAh lithium battery， to ensure the use of up to 6 hours of operation over the long-lasting USB rechargeable battery!<br />quick and easy installation， our lamp is generally suitable for a variety of frameworks. No need to install any tools， the process does not exceed 2 minutes!<br />waterproof， keys covered with expanded rubber， USB charging interface with silicone dust cover seal， rainy ride safe and worry-free;<br />When the headlight is in low battery， the small blue light indicator on the healight will keep flashing to remind you charging the light. When the healight is fully charged， the blue light indicator will stop flashing.<br />Adjustable Multi-mode: <br />Headlight has 4 modes: <br />High mode (2hr runtime)，<br />Mid mode (4hr runtime)，<br />Low mode (6hr runtime)，<br />Flash mode (5hr runtime).<br />Taillight has 6 modes: <br />Low (6hrs run time)，<br />Mid (2hrs 15 mins run time)，<br />High (1hr 30 mins run time) ，<br />50% Flashing (5hrs run time)，<br />100% Flashing (3hrs run time)，<br />Strobe (2hrs 30 mins run time).<br />Shell color: black<br />Size: 10.5x9x3.3cm<br />Front Light Specifications: <br />Light Output: 300 Lumens<br />Multi light modes: Power，Standard，Energy Saver，Strobe<br />Charging time: approximately 2 hours<br />Runtime: Up to 6 hours <br />LED color: white<br />Weight: 89g <br />Water resistant: IPX5 <br />Material: ABS<br />Tail Light Specifications: <br />Light Output: 100 Lumens<br />Multi light modes: Red steady， White steady， Red Blinking， Red Blinking energy saver， Red And White Strobe<br />Charging time: approximately 2 hours<br />Runtime: Up to 6 hours <br />LED color: Red and White<br />Weight: 37g <br />Water resistant: IPX5 <br />Material: ABS<br />Please charge the light before the battery fully ran out， otherwis