中文描述：
1. 布料材质为帆布，美观时尚，结实耐用，手感舒服；
2. 带加热保暖功能，可以给手机/平板电脑保温，防止寒冷天气电量快速下降或不开机；
3. 可以作为暖手宝使用，背的过程中腹部也可以感受到温暖；
4. 发热片可以拆卸，夏天可以作为日常小包使用用，拆卸后方便清洁；
5. 发热片采用5V USB供电，可以用充电宝、充电头等，使用简单方便；

1. The fabric material is canvas, beautiful and fashionable, durable and comfortable to the touch;
2. With heating and warming function, it can keep the phone/tablet warm to prevent the power from dropping rapidly or not turning on in cold weather;
3. It can be used as a hand warmer, and the abdomen can also feel the warmth during the back process;
4. The heating element can be disassembled, it can be used as a daily small bag in summer, and it is easy to clean after disassembly;
5. The heating chip is powered by 5V USB, and can be used with bank power, charging adapter, etc., which is simple and convenient to use;