This style is small size and light weight. More secure and reliable, It can be placed in your pocket and can be used at any time to quickly charge the electronic equipment in the car. The retractable car charger shell made of flame-retardant insulation material,the surface not heat when it is charging.Inside the circuit board all use the highest quality electroniAccessoriesuilt-in safeguards protect your devices against excessive current, overheating. Made from pvc material, measuring 40 inches, this custom retractable 3-in-1 multi-function usb charging cable charge buddy. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Customization available: Print your logo or customize packaging and color schemes. Product Highlights: Compact size, lightweight, easy to carry.