1. Rotate directly, touch with your finger, the ring will display the temperature.2. Wait for a while after putting it on, the temperature will be displayed after passing it on. It will not be displayed immediately.3. It will be affected by the ambient temperature. If the hand is cold, you can rotate the ring and heat it by rubbing it with your fingers.Features:1. Temperature Couple Ring: wear-resistant, no discoloration, anti-scratch.2. Quick display: Put your finger on for 20 to 30 seconds, the ring will subtly display the temperature number.3. Comfortable and smooth to wear: suitable for couples, friends and other fashion gifts.4. Superb craftsmanship: This watch is made with superb craftsmanship and the quality is very good.5. The perfect gift: This watch is very suitable to wear. It can be given to friends or family members. It is a good gift.Delivery Quantity: 2pcs,Size: No. 8 + No. 10Color: SilverKind tips1. Package content: only the above package content, excluding other products.2. The size is measured manually, please allow 1-2 cm measurement error.3. Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.Products from WUZHOU's store