Features:1. Fast heating in 3 seconds, no need to wait for temperature, built-in heating element, heating up faster, warm your heart with a blast of heat in winter.2. Two gear temperature changes, two gear temperature options, love temperature is just right. Small and portable, travel lightly, just for care, feel warm anytime and anywhere.3. Unique hand feeling, skin touch coating, soft touch, instantly feel like baby skin.4. There are warm night lights to illuminate every step of the night. Intelligent aggregation system protects the core cells and guarantees safety.5. Suitable for home, bedroom and outing, etc. it's a little sun in your hand that accompanies you through the cold winter. It has a space shape, compact and portable, long-lasting battery life, and two speed adjustments. Description:This product is a small sun in the palm of your hand, accompanies you through the cold winter, space style, compact and portable, long-lasting battery life, dual speed adjustment. Specifications:Material: PlasticCategory: space hand warmerProduct size: 200x200x100mmProduct power: 10WTheating temperature: 45-60CPuldamp capacity: 4000mAhInput/output: 5V-2ACcharging time: 4 hours charging, 5 hours use Package included:1pc * hand warmer1pc * data cableNotes:1. Please allow 0-1 inch error due to manual measurement. Thank you for your understanding.2. Monitors are not calibrated the same