Features: Stay warm and with the portable heater, featuring USB ports to charges your devices while providing efficient heating for small spaces. This electric heater offer two adjustable temperature settings (30 50°C and 50 80°C), ABS construction, and an intuitives knob control for easy operations. Ideal for office workers and students seeking dependable warmth to stay comfortable during work or study . Perfect for use home offices, bedrooms, or any compact area where a space heater ensures quick warmth. Experience rapid heating with high efficiency components, creating a cozy environment in cold conditions for enhanced comfort. Specifications: Materials: ABS Power: 170W Temperature ranges: 1st gear 30-50℃, 2nd gear 50-80℃, Equipped with 2 USB ports for mobile phone charging with a current of 2A. Compatible: Suitable for 20V lithium-ion batteries, suitable for DCB201, DCB203, DCB204, 205, DCB206, DCB207, DCB208. Applicable objects: Suitable for 20V series (including 60V voltages) lithium-ion batteries. Package Includes: Heater with USB model, two batteries and charges (US standard) 5 power saving, two batteries and charges note: Keep away from dampness and flammable substances, and avoid using it for long periods continuously.