Features:1. 2.4G radio transceiver
2. built-in re-chargeable lithium-ion battery
3. backlit for operation in darken room
4. plug and play
5. large PAD for hand-writing
6. portable size:85mm*135mm*10mm
7. charge voltage/current:5v/300mA
8. standby time: 600 hours
9. qwerty keyboard
10. built-in laser pointer
Price:
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