AJAZZAJ139 Pro 4K
Full Specifications
| Length | 125.4mm |
| Width | 63.3mm |
| Height | 38.2mm |
| Weight | 65g |
| Shape | ambidextrous |
| Hump Position | middle |
| Front Flare | - |
| Side Curvature | - |
| Sensor | PixArt PAW3395Excellent |
| Sensor Type | - |
| Sensor Position | - |
| Max DPI | - |
| Polling Rate | -Hz |
| Tracking Speed | -IPS |
| Acceleration | -G |
| Switch | Unknown |
| Hot-Swap | - |
| Scroll Encoder | - |
| Side Buttons | - |
| Middle Buttons | - |
| Coating | matte |
| Connection | wireless |
| Price | - |
| Release Year | - |
Where to Buy
Grip Fit Guide
Ideal Hand Size
Length
Width
Similar Mice
AJAZZ AJ139 Pro 4K – Shape & Fit Overview
The AJAZZ AJ139 Pro 4K is a wireless ambidextrous gaming mouse weighing 65g with dimensions of 125.4 × 63.3 × 38.2mm. Its middle-mounted hump makes it particularly well-suited for claw grip styles.
For hand sizing, the AJ139 Pro 4K fits best for hands measuring 179–228mm in length and 74–90mm in width. If your hand falls outside this range, use the MouseShape fit tool to find a mouse calibrated to your exact measurements.
At 65g, the AJ139 Pro 4K is classified as lightweight. Mice in the 60–80g lightweight range offer an excellent balance between low fatigue and build stability.
The PixArt PAW3395 sensor is a flagship-class optical sensor with flawless 1:1 tracking, zero smoothing, and zero acceleration — the gold standard for competitive play.
Dimensions listed are from manufacturer specifications. Minor variances may exist between production batches.