Product name: solar panel heater Size: 435x200x5mm Product weight 500g Heater cable length 100cm Colour: Black Working temperature: -10°C70°C or -1F120F Material: frosted PET, polysilicon, female connector PRODUCT PROTECTION: Equipped with a female output and a battery compartment with dual USB outputs, this solar panel heater ensures product protection and can charge a variety of 5V electronic devices. The kit includes a solar panel, a battery compartment, a heater and a connecting cable. COMPATIBILITY: Compatible with fans, headphones, radios, microphones, mobile phones and various other electronic devices that can be charged at the 5V output. FUNCTION and USE: This product uses solar power to charge mobile phones and other devices in the sunlight, easy and convenient to use. STABLE AND PORTABLE: The solar panel is made of monocrystalline silicon PET, which shows stability and durability even in harsh weather conditions, making it perfect for outdoor activities. PERFECT FOR TRAVEL: In addition to its charging capabilities, this solar panel heater can also provide warmth while camping outdoors or travelling in an RV. Its portable design makes it easy to hang on your backpack handle, saving time and serving as a valuable outdoor companion. Package Contents: 1 x Solar 1 Setx Battery Compartment 1 Set x Heater 1x Connection cable Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.