unique open button design that you just need to press on "open"button, move away the top cover then put in/take out the battery, very convenient for end-users and provide with you refreshing experience of loading/disloading battery.
	Unique snap-in button design make it easy to stick it onthe mouse bottom with little force,preventing loss of the mini receiver.
● Mini size for laptop users. ● Wirelees USB 2.4GHz technology, reach to 10 metres operation disance. ● Less than 4ms typical, reach to 10 metres operation distance. ● 2.4GHz USB systems for office and classroom deployment. ● Various colorful shepps.(grey:blue;Red;Silver). ● A truly protable form, advance fast wireless technology, and optical performance for when you’re one the road. ● High resolution with 1600dpi. ● Dimension: 90x57x30.5mm(LxWxH).

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