Tranz X Wireless Dropper Post Drop the post, ditch the wires The Tranz X Wireless Dropper Post brings the world of wireless dropper posts to the masses, with legendary Tranz X reliability and simplicity. This fully-wireless post comes in three travel options, up to 200mm, to better accommodate a wide range of bikes, and is IPX 66 rater for weather resistance. The EDP01 lithium-ion battery inside of the post is rechargeable with an included USB-C cable in only 90 minutes, while the remote lever uses a common, lightweight CR2032 battery. The Bluetooth 5. 0 wireless connection makes for quick and reliable connectivity, while the sealed adjustable air cartridge provides the reliability to hold up to hard use. Oh, and did we mention it's wireless?!Features Up to 200mm travel provides more drop for taller seat heights Rechargeable EDP01 lithium-ion battery inside of the seatpost, with a common CR2032 battery for the wireless lever Fast recharging takes only 90 minutes Sealed, adjustable air cartridge for smooth, reliable seatpost travel Bluetooth 5. 0 wireless connectivity for a stable, reliable connection Specifications Available Travel150, 170, or 200mm Available Diameters30. 9, 31. 6mm Cable Routing Wireless! Intended Use Trail, Enduro Claimed Weight648-748g (200mm version, weight varies by seatpost diameter)Key Measurements A: Travel150mm170mm200mm B: Overall Length445mm485mm545mm C:Max. Insertion Length240mm260mm290mm D:Min. Insertion Length N/AN/AN/AE: Usable Height N/AN/AN/A | Tranzx | Wireless Dropper Post Edp01 Wireless Dropper Post, 30. 9Mm Diameter, 170Mm Travel | Aluminum