Bút Trình Chiếu Usb Bluetooth 5.0

Features: Finger ring: Finger ring concept is practical, your hand remains relatively free so there's no need to set wireless presenter remote down and misplace it.  Plug and play: No need to install software, this pointer clicker for presentation supports page up, page down, black screen, full screen, super easy to use Light: Bright red light that is easy to see against most backgrounds  Range: Wireless range of presentation pointer is long, enough for classroom use Package: Our package come with a presentation clicker, a charging base, a charging cable and a user manual Specification Material: ABS Color: Black Size(L x W): About 32 x 21mm Bluetooth version: 5.0 Battery: 30mA rechargeable battery(built in) Charging time: ≤1H. Standby time: ≥30 days Standby time without connection: ≥90 days Charging voltage of charging case: DC5±0.25V Average power consumption: 30uA Package included: 1pc x Presentation Clicker 1pc x Charging Base 1pc x Charging Cable 1pc x User Manual Notice: Due to the light and screen difference, the item's color may be slightly different from the pictures. Please allow 0.5-2cm differences due to manual measurement. #Presentation #Clicker #Remote #Control #USB #Rechargeable #Flip #Pen #Wireless #Teaching #Pointer #Mini #Laptop #Finger #Ring