Specification:1Brand/Model: M50 Dual mode mouse2Color: Black, Silver.3Material: ABS4Key life: 5 million times5Wireless distance: 10m6Work: Photoelectricity7Battery capacity:500mAhChargeable lithium battery8Charging cable length: 25cm9Project Type: Ergonomics Optical Mouse10: Resolution: 800,1200,1600.(1200dpi Default)11: Operation Mode:Opto-electronic12: Rated voltage / current: 3.7V / 18mA13: Type:2.4Ghz Wireless mouse and Bluetooth 5.1 Dual mode mouse14: Buttons: 4 ButtonsLeft and right buttons, metal scroll wheel and dpi15Power Type:RechargeableCharging time 2hWorking time 150h17: Product weight:73g18: Item size: 10.8*6.1 * 2.9cm19: Packing weight: 94g20: Package Size:12.5 * 7.5* 3cmPackage List:1 * 2.4 G Wireless Mouse1 * USB Receiver1 * USB Charging Cable(25cm)Three-level power saving mode:1): Three seconds into the first sleep light flashing continuously2): 1 minute or so to enter the secondary sleep, intermittent flashing lights3): 8 minutes or so, go to level 3 sleep, the light goes outApplicable system:Windows ( windows XP / Vista / 7 / 8 / Server 2003 /2000 / Win10 ,etc)Mac IOS (mac OS 10.10 above is recommended)In 2.4G mode:Suitable for desktop computers, notebook computers, smart TV with USB interface, etc.Installation and use steps2.4 mode wireless connection use:1. Remove the wireless mouse from the box.2. Remove the mini receiver installed in the bottom of the mouse, insert the computer's USB interface,Free code, plug and play.Bluetooth mode use:Toggle the switch to the position of the Bluetooth symbol, the Bluetooth 5.1 logo is found directly on the computer and mobile phone, and it can be used after connection.Note: Bluetooth mode does not support Apple mobile devices, such as Apple mobile phones.This product is a built-in lithium battery. You only need to set the bottom switch to the ON position.A charging cable is included in the package. When the cursor movement delay occurs, please insert the charging cable into the front end interface of the mouse to charge.When charging, the mouse can be used normally. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.