Here are 4 styles of bicycle lamps. Description:Type1 USB rechargeable bicycle tail lamp, built-in lithium battery, USB charging, will automatically shut down when fully charged. The lamp is small in size, light in weight and easy to carry, portable for riding, cycling and more. LED bicycle tail lamp with anti-skid silicone snap, easy to install, no damage to the body. High quality LED lamp beads are used for bike warning lamp, which has high brightness, low power consumption, energy saving and environmental protection. Bicycle lamp has super waterproof property, so you can ride freely no matter whether it is sunny or rainy. There are a variety of lighting modes and colors to choose from, which can be used as warning lights. Specification: Material: Plastic + Silicone. Light Source: COB + LED. Color: White Light, Red Light, Red White Light, Red Blue Light. Lighting Mode: Normal/Slow/Sequential/Fast. Battery: Built in 500mAH Rechargeable Battery. Power supply: USB charging. Charging Time: 2 hours, working time about 5 hours.(different lighting modes have different power consumption) Waterproof: Yes. Brightness: 100lm. Application: Bicycle, Scooter, Electric Car. Size: 80x15x20mm. Notes: There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. Package Includes: 1 x Lamp. 1 x USB Cable. 1 x Silicone Snap. Description:Type2 Night cycling essential: This bike rear light is a must have accessory for night cycling. It can remind others to keep distance and makes your bike easily be seen. 3 modes switchable: With 3 modes switchable design, this bike taillight can meet your different needs. It has constant light, slow flashing, and quick flashing modes. Battery powered: This night cycling rear light is powered by 2 button batteries. And the battery changing is convenient to fast. The battery voltage is 3V and the light power is 0.66W. Easy installation: This bike rear light is convenient to install and use. The mounting strap is soft and flexible and can fit for different sizes of seatpost tube. High brightness and high quality: This night cycling rear light features 200lm high brightness. And the light is made of aluminum alloy and ABS plastic, it can last for a long time. Specifications: Battery: 2x Button battery.(Included) Material: Aluminum alloy + ABS. Output power: 0.66w. Lumen: 200lm. Output voltage: 6V. Waterproof: daily life waterproof. Battery voltage: 3V. Color: Show as picture. Size: Show as picture. Note: There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. Package included: 1 Piece taillight. Description:Type3 6 modes can be selected (full bright, half bright, white or red light, burst flash, SOS flash, two-color flash), and different modes can be selected according to needs. Using high brightness COB lamp beads, eye-catching, not afraid of the front of the car high beam light. The lithium battery with increased capacity has a capacity of 600 mAH, which can ensure the brightness and greatly improve the endurance. USB fast charging, through USB interface, whether it is power supply, computer, or charger, fast charging anytime and anywhere. The matching silicone bandage can be bound to the body, helmet and backpack, which is easy to carry; the lamp body is welded by ultrasonic wave, which is waterproof in depth, and can prevent falling and rolling. Specification: Material: PC + ABS. Color: Red White Light. Power Supply: High Brightness COB Lamp Bead. Lumen: Maximum 50LM. Battery: 3.7V 600mAH Lithium Battery. Charging: USB Charging. Charging Time: 2h. Endurance Time: 3.5h. (Full Power) Size: 7.2x2.1x2.2cm. Note: There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. Package Included: 1 x Bicycle Tail Lamp. 1 x USB Charging Cable. Description:Type4 During deceleration or emergency braking, the taillight will automatically turn to braking mode to warn the car from the rear, which is very suitable for night riding. Mountain bike tail light has 7 lighting modes: slow flashing, medium speed flashing, fast flashing, breathing flashing, low constant light, medium constant light and high long light. The bicycle taillight has a built-in high-precision sensor and depth algorithm, which can quickly identify the taillight even when braking slightly. The lampshade is made of waterproof material, so there is no need to worry about the lamp being wet by rain, and it has excellent vibration resistance. Built-in 350mAh polymer lithium battery and energy-saving design, the rear bicycle light can last for 32 hours. Specification: