Brand new in the box. I have tested and item worked perfectly. 8 ship daily via USPS thanks for looking

The Wireless Dropper Post enables you to adjust our saddle height with the push of a remote, enhancing comfort, efficiency, and control while out on the trail. Letting you ride with confidence, whether climbing or descending. A must-have for those seeking precision and comfort during rides.

Enjoy a smooth journey with 410mm length and 125mm travel, ensuring a smooth and enjoyable ride on a variety of terrains. Whether you're powering through a climb or bombing it on the descent, a dropper seat post allows you to quickly adjust your seat height without getting off your mountain bike, ensuring it is always positioned perfectly for the terrain you are riding

Installing the dropper post is quick and straightforward. Insert the post and clamp it down, install the remote, and then pair the system by pushing the button on the top of the post and the smaller recessed button on the remote.

Using a single 5 mm Allen bolt that tightens two wedges to secure the saddle. There’s also an additional bolt at the front of the dropper head to adjust the saddle angle. The Dropper seat post is made of aluminum 6061, approximately weight 570g, lightweight and durable.

Removable and rechargable 300mAh lithium battery, provides up to 4 weeks of run time under normal use, and it can be recharged in 4 hours.

【Wide Applicability】: The bike Seatpost is 410mm in length, 30.9mm in diameter. Suitable for most mountain bikes, gravel bikes, e bike, downhill bikes and so on. NOTE: Please measure and check the diameter of your bike frame's seat tube before ordering to ensure you choose the right size.mm diameter seatpost designed for bicycles. With its innovative design and construction, this seatpost allows for easy and precise adjustments to achieve the perfect riding position. The CXWXC Dropper Post is a reliable and durable component that enhances the performance and comfort of your bike, making it a great choice for cyclists looking to upgrade their seatpost.