①. USB Heated Shoe Insoles Rechargeable Electric Foot Warmers for Winter, Outdoor Remote Control Heating Insoles for Feet Heated Shoe Pad ②. Bullet Points: 1. Environmentally friendly materials: Safe and environmentally friendly materials, the latest high - efficiency carbon fiber heater. High - density, built - in safe 1900mAh lithium polymer battery. The circuit and battery are protected by a steel shell, high load. 2. Temperature adjustment: High temperature mode 2 - 3.5 hours 53℃ - 60℃, medium temperature mode 3.5 - 5.5 hours 48℃ - 52℃, low temperature mode 5.5 - 9 hours 40℃ - 50℃ depending on the environmental conditions. 3. Easy to use: wireless remote control, maximum comfort. 4. Can be cut: Can be cut to the right size, adjusted to the size of the shoe, and trimmed the sole to meet needs, ranging from 35 - 40 euros size and 41 - 46 euros size. 5. Keep your feet warm: Solve the discomfort of the feet in cold weather. Keep you comfortable when doing some winter activities such as hunting, skiing, motorcycles, mountaineering or walking, etc., simple and easy to use. ③. Heated insole with remote control foot warmer for hunting ④. Specification: - USB charging - Voltage: 3.0V - 4.2V - Battery capacity: left: 2100Mah, right: 2100Mah - Input: AC/100 - 240V, 40 - 60HZ - Output: 4.2V - 5V - Service life: more than 500 cycles - Number of codes: - Mcode: 35 - 40Eurocode - Lcode: 41 - 46Eurocode ⑤. Packing list: - 1 Pair of Insoles - 1*Remote Control - 1*Charging Cable - 1*Instruction ⑥. About feedback: 1. Please leave positive feedback and 5 stars if you are satisfied with our goods and service. 2. Feedback is important to us, so please