Used for about 15 minutes. The box is torn as shown in the last photo, but the main unit is in good condition. USB and BT connections have been confirmed. A product specialized for slide page turning, worn on the finger. Because both hands are free, it enables smart and flexible presentations. ● Four functions of PR5000-C ・Start slideshow ・Page forward ・Page back ・Black screen ● No driver installation is required. You can use it simply by connecting via USB receiver or Bluetooth. ● Body design that fits comfortably in your hand Elastic TPU material is used for the ring part. Button placement that is easy to press with your thumb USB receiver can be stored in the main unit ● Compatible OS and software are also substantial "Windows/Mac compatible" From PowerPoint to Keynote and PDF. You can operate it smartly with this one. ● "Antibacterial specification" for comfortable use when sharing Antibacterial specifications that can be used comfortably even when shared with multiple people, such as at meetings and lectures. ● Smart for both carrying and storage "Genuine pouch case" 【Specifications】 ● Model: PR5000-CHWB (PR5000-CHWB) ● JAN code: 4549292190465 Specification 1: [Power supply] Alkaline battery LR44 x 1 [Battery life] Approximately 45 hours *1 *2 [Receiving range] Maximum radius 10m *2 [Wireless connection] USB receiver / Bluetooth low energy *1 Presentation function on (200 times slide forward / 1 hour) *2 May vary depending on the usage environment [Included items] USB receiver / Genuine pouch case / Alkaline battery LR44 x 1 / Instruction manual