DESIGN FOR TRAVEL: Weight 1.20oz with measuring 4.3" long and 0.47" in diameter with a durable cable, the compact design is perfect for on-the-go charging. FAST CHARGING: For Magnetic connector effortlessly snaps into place for optimal & seamless Apple Watch charging up to 5W for Series Series Ultra,1-9 and SE. COMPATIBLE WITH ALL APPLE WATCH SERIES: MFi standard charging; Compatible with all 38mm, 40mm, 41mm, 42mm, 44mm, 45mm and 49mm Apple Watch models, For Series Ultra,1-9 and SE. ZINC ALLOY: The new shell is 100% recyclable, but it’s also durable and helps to provide cooler and faster charging. MADE FROM RECYCLED OCEAN PLASTIC: We’re turning the tide against plastic waste by using recycled ocean plastic to make the braided cable.