SenMore Thermal Phone Case Cellphone Pouch for Smartphone, Protects Mobile Phone from Extreme Coldness,Extend Battery Life, Energy-saving,Warm Phone Case Fits iPhone,Huawei,Samsung etc 4"-7" Size

• 1. This product uses a USB socket, which can be connected to a mobile power supply for electric heating. It has a built-in flexible heating chip, which can keep your phone warm and warm your hands. At the same time, it can hold some small items. It is lightweight, portable and easy to use.
• 2. Compatible with iPhone 12 / 12Pro / 12ProMax / iPhone 11 / 11Pro / XR / XS MAX / X / XS / 7/8 / 8Plus, Samsung Galaxy S20PLUS / S20 / S20U / S10Plus / S9 / S8, Huawei Mate 40/30 / 20/20 Pro, Xiaomi MI 10, LG, Motorola, Microsoft etc. Maximum dimensions allowed: 158.5 x 78.5 x 10MM.
• 3. Supports face recognition / touch screen unlock, which does not affect reading and using text messages, and you don't need to take your phone out of the thermal case.
• 4. Very suitable for these occasions: camping, hiking, skiing, running, cycling, taking the dog for a walk or just a beach vacation.
• 5. If you have any questions during use or after-sale problem, please contact us, we will try our best to help you.

[Warning] Very important! ! 1. The power bank is not included in the product, use the power bank alone. Make sure you have a power bank before ordering this product. 2. When connecting and disconnecting the USB power cable, pull the line carefully to avoid breaking the cable with excessive force or poor contact. Put the power bank into the bag, then insert the USB cable to warm up. 3. Use standard working voltage: 5V working (mobile power supply). It is forbidden to use other high voltage products to avoid danger. 4. Do not heat for a long time and forget to disconnect the power! If the product is abnormally overheated or smells bad, stop using it immediately! The main purpose of the product: to maintain the optimal working temperature of the smartphone, prevent extreme temperatures, help save battery and extend battery life. Material: Polyester Features: USB heating, earphone hole, light weight, convenient, convenient ✬ TIPS ✬ The maximum size of the most suitable mobile phone: Height: 158.5mm (6.24in) Width: 78.5mm (3.07in) Thickness: 10.0mm (0.40in) Thermal Case Space Size: 16cm x 8cm Package Includes: 1 x Smartphone Thermal Case (Arm Bag) 1 X Neck Lanyard