Sanwa Supply Trackball Bluetooth Ergonomics Tilt Wheel Black Multi-Pairing MA-BTTB179BK

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. This Bluetooth trackball has an ergonomic design that reduces strain on your wrists. The new design allows you to use your hand lightly from the side instead of placing your hand on top, reducing twisting of the wrist. You can grip it at a natural angle, so it won't put strain on your wrists even if you use it for a long time. A trackball that allows you to control the cursor by rolling the ball with your finger. It uses a medium-sized 34mm ball, which is perfect for moving with your thumb.