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 anywhere. 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.Apply to I i phone, Samsung Phones and other Android phones. Device is designed for charging only. Not data transfer enabled. Made from pvc material, measuring 40 inches, this custom mini retractable 3-in-1 multi-function usb charging cable. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. We offer logo printing and full packaging customization. Product Highlights: Compact size, lightweight, easy to carry.