1. Technology: Electromagnetic Induction
2. Buttons: Customizable side double buttons
3. Frequency: 160K
4. Working power consumption: 200uA
5. Battery type: lithium battery, capacity: 80mAh
6. Voltage: 1.5V
7. Charging time: 1.3hrs
8. Battery life: 350hrs
9. Automatic sleep: 15mins
10. Suitable for Huion WH1409 8192
11. Dimensions: 177.5 x 13.5mm
12. Net weight: 16.5g
