Features: Appearance teardrop-shaped design, the tail hole can be used with lanyards and keychains, which is convenient to carry when going out. Small in size, but very practical, the USB port is plug and-play. Output short circuit-protection. Overvoltage and overload-protection. Devices with USB can be used, such as laptops, power banks, USB sockets, etc. Safe and Practical: Prevent your smart-watch from being damaged by overcurrent when Connected to USB Power Source. Fast Charging: ultra-fast transfer rate.high use frequency, soft line, abrasion-resistance, bend-resistance with long durability. Specifications: Material:ABS Size:Approx.60x40mm/2.3x1.5inch Color:Black For GTS4 Package Includes: 1x Watch Charger note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.