Two Versions: Offers an on-off version and a three-gear temperature regulating version. The on-off version heats up automatically when the switch is pressed, without requiring temperature adjustment. The three-gear thermostat version allows selection of high, medium, or low temperature settings based on personal preference. Ergonomic Design: Features 3D cutting for improved fit, long-lasting warmth, and soft, comfortable wear. Touchscreen Compatible: Sensitive touch screen design enables seamless use of phones or tablets without removing the gloves. Interior Design: Lined with coral fleece material for enhanced heat retention. Provides consistent heating performance and superior warmth compared to standard gloves. Heating Element: Equipped with carbon fiber heating wires for durable performance and high heat energy conversion efficiency. Usage Instructions: Designed to be used with a 5V 2A external power bank or any compatible USB power source. This product does not have a built-in battery and must be connected via USB to operate. The power switch is located on the USB cable. Specifications: - Name: USB Charging Heating Gloves - Glove Length: Approximately 27 cm (10.63 inches) - Finger Length: Approximately 10 cm (3.94 inches) - Palm Width: Approximately 12 cm (4.72 inches) - Outer Material: High-quality synthetic leather - Inner Material: Coral fleece - Power Requirement: Requires a 5V 2A external power source (not included) Package Includes: 1 Pair of Gloves 1 USB Cable Note: - Color variations may occur due to lighting conditions and screen settings. - Slight dimensional differences may exist due to manual measurement.