Features: High quality Made of High quality materials, very practical Quick installation and easy to use Made of high-quality materials, anti-, wear-, and non-deformation Enhance appearance: Add fashion personality and make your car look cooler and more distinctive. Applicable for for ETAP for AXS electronic shifting dropper seat tube battery charger, Fashionable and long service life. Please confirm the suitability of the model before purchasing. Specification: Product name: Dropper seat post battery charger Material: Plastic Color:black Size: 12 x 3 x 4CM Weight: 60g Charging: about 45 minutes to fully charge Due to different product batches, the appearance , which does not affect the use Package Contents: 1 x Dropper seat post battery charger Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.