ขาย ตัวชี้เลเซอร์สําหรับนําเสนองานไร้สาย Powerpoint ราคาที่ดีที่สุด

Name Wireless Presenter Laser Pointer Brand Doosl Frequency 2.4Ghz Working Voltage. 3.6V ~ 4.2V Product Weight. 32G Product size 12.5X3 x 1.5cm Package size 13.5X4 x 2.5cm Package Contents. 1 x Doosl Presenter Laser Pointer Turn Page Function Support page up / down, full screen and black screen, up long press can achieve full screen or exit full screen, down long press can achieve black screen or exit black screen. Super Distance Operation. Power Saving Design Auto standby, deep sleep functions can save the power, special power switch design, it can prevent electric leakage from extruding button. Wide Compatibility Operational clock: 08.00-17.00