Components:HandlebarMaterial:AlloyUse:Road BicyclesType:MTB Bike HandlebarClamp Diameter:22Width:300 - 400mmOrigin:Mainland ChinaBike Flashlight Holder:MTB Bike ExtenderCycling Bike Flashlight Holder:MTB Bike Extender HolderMountain MTB Bicycle Handlebar:Extender MountHeadlight Lamp Holder:Bicycle AccessoriesBicycle Handlebar:Bracket Lamp HolderDescription: Not include 18650 batteries !!!! 1.The USB Rechargeable Bike Handlebar Extender with 4000mAh Power Bank is perfect for holding your bike accessories, including speedometers, GPS devices, phone mount holders, and bike lights. This practical bike rack adds extra space to your bike and is suitable for various handlebar sizes ranging from a diameter of 22 mm to 31.8 mm. You should purchase other capacity batteries, but please note that they must be 18650 batteries with flat ends. The product also comes with a Type-C data cable, which allows you to charge the power bank directly or remove the battery and charge it separately. 2.The bike handlebar extender is made of lightweight aluminum alloy, which is durable and resistant to corrosion, rusting, or color fading. The screw buckle is also durable and uses high-quality screws for double protection. Equipped with a hexagon wrench, it is easy to install, detach, use, and adjust. The Redcomets rechargeable bike handlebar extender features a 4 LED indicator that displays charger power level, so you'll know exactly when the portable charger needs to be recharged. 3.This product is suitable for all types of bikes and is an excellent gift for anyone who loves cycling and outdoor activities. We take pride in our products and provide excellent customer service. If anything goes wrong with the item, please contact us Specifications: * Item Name: Bicycle Extender Bar * Material: Aluminium Alloy * Features: Wear-resistant, Anti-corrosion, Stylish Appearance * Size:20cm/7.87" (Approx.) * Suitable for 22-31.8mm handle bar * Weight: 150g (without batteries) * Charging:Powr Bank * Compatible all bikes/E-bike, scooters.