SPECIFICATIONS

Brand Name: ATK
Type: 2.4Ghz Wireless
Hign-concerned Chemical: None
Origin: Mainland China
Hand Orientation: Right
Package: Yes
Number of Buttons: 6
Power Type: RECHARGEABLE
Sensor model: Pixart 3395 (26000 DPI|650 IPS|50G)
Style: DPI adjust button
Certification: CE
Certification: FCC
Acceleration: 50 G
Number of Rollers: 1 pcs
Gross Weight: 48
Operation Mode: Opto-electronic
Interface Type: USB
DPI Accuracy: 26000
IPS: 650
Choice: yes

The receiver is only available for the R1 Pro and R1 Pro MAX versions, not the R1 SE+ and R1 versions.