About this item 1. Compatible with all IWatch Series: Compatible with all Watch models 38mm, 40mm, 42mm, 44mm, Compatible with Watch Series 8/7/6 / SE / 5/4/3/2 2. Easy Attachment and Faster Wireless more→Charging】Our iWatch charging cable offers a fast charging speed which can charge the iWatch in 2. 5 hours. The fast watch charger solves the biggest problem of finding the “sweet spot/hot/slow” that traditional watch wireless charging always has. (Note: To better protect your iWatch from getting too hot, please remove the case while charging. Use 5V/2A Adapter or the original Adapter, otherwise, it will affect the charging speed.) 3. Strong Adsorption & Magnetic Charging】: Compatible