Model: T40 Color:White Product size: 12.5x6.6x4cm Product weight: 86g Product material: ABS material+metal roller Working mode: 2.4G+BT5.1+BT5.1 Triple Modes Mouse IC: Pix Art 3220 Rate of return: 125HZ Moving speed: 30inch/s Refresh rate: 4800 FPS Acceleration: 10G Number of switches: 7 Keys Switch life: 10 Million times Voltage/current:3.7V/12mA Battery capacity: 500mAH Working range: 10m Length of charging line: 75cm DPI: 1000/1600/2400/4000 Adjustable DPl Light Mode: Red1000 Green 1600 Blue 2400 Purple 4000DPI DPI Key: Long press and hold DPI for 2 seconds to wake up the wheel volume adjustment Package size: 14x8.8x4.7cm/5.5x3.4x1.8in Package weight: 135g/4.7in