Does the trackball use an aa or aaa battery? description says aa first, then aaa.

Just checked; AA 18 months in and still using the original.

Does this scroll left and right too?

It does have tilt wheel left and right. Thank you. ELECOM Japan

is this trackball mouse compatable with an Acer 11 CB2-132 Chromebook?

Thank you for your inquiry. The mouse works in Chromebook Acer 11 CB2-132. However, the support soft (Mouse assistant) DOES NOT support in Chromebook. You are not able to be setting mouse butter in your favorite.

Have just bought one of these. It arrived and is working but the instructions are all in Japanese. Anyone have an idea where i can find the software t

Search by mouse model. I found PDF instructions in english without any problems

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ELECOM DEFT Trackball Mouse, Index Finger, 2.4GHz Wireless

Product ID: 50740662

Details

Brand
エレコム(ELECOM)
Colour
Black / Black
Connectivity technology
USB
Movement detection technology
Optical
Special feature
Programmable

🎯Precision DPI 750/1500

📡2.4GHz wireless range 10m

🖱️8 programmable buttons

ƒ169

Duties & taxes included

In stock

Sold byAmazon ArubaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🖱️ Elevate your workspace with precision, comfort, and control — don’t get left behind!

EFFORTLESS MAINTENANCE - Easily removable trackball for quick cleaning—stay smooth and efficient without downtime.
PRECISION OPTICAL TRACKING - Switchable DPI (750/1500) for pixel-perfect control whether working or gaming.
8 FULLY PROGRAMMABLE BUTTONS - Customize shortcuts with ELECOM Mouse Assistant for seamless workflow acceleration.
ERGONOMIC HAND SHAPED DESIGN - Crafted to reduce wrist strain with muscle-focused comfort for all-day productivity.
UNIVERSAL WIRELESS COMPATIBILITY - Reliable 2.4GHz connection with 10m range, supporting Windows & macOS out of the box.

The ELECOM DEFT Trackball Mouse combines ergonomic design inspired by hand anatomy with high-performance optical tracking and 8 customizable buttons. Featuring wireless 2.4GHz connectivity and switchable DPI settings (750/1500), it offers precise cursor control and long-lasting comfort. Compatible with Windows and macOS, this compact, lightweight mouse includes easy maintenance with a removable trackball and supports efficient multitasking for professionals seeking both style and substance.

Specifications

ASIN	B0171QQ7FM
Antenna Location	Gaming, Office
Are Batteries Included?	Yes
Are Batteries Required	Yes
Battery Average Life	6 months
Best Sellers Rank	19,394 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 485 in Mice
Brand	エレコム(ELECOM)
Brand Name	エレコム(ELECOM)
Button Quantity	8
Colour	Black / Black ball
Compatible Devices	Computers with Windows and macOS OS and USB port
Connectivity technology	USB
Country of Origin	China
Customer Reviews	4.1 out of 5 stars 2,545 Reviews
Enclosure Material	Plastic
Global Trade Identification Number	04953103473713
Hand Orientation	Right
Hardware Platform	Mac, PC
Included Components	Batteries
Item Dimensions L x W	12.4L x 9.5W centimetres
Item Type Name	Wireless USB2.4GHz
Item Weight	0.25 Pounds
Manufacturer	ELECOM
Manufacturer Part Number	M-DT2DRBK
Minimum Required Operating System Version	Windows 7
Model Name	M-DT2DRBK
Model Number	M-DT2DRBK
Mouse Maximum Sensitivity	1500 Dots per Inch
Movement Detection	Optical
Movement detection technology	Optical
Network Connectivity Technology	USB
Number of Batteries	1 AAA batteries required. (included)
Number of buttons	8
Operating System	Windows 7, Windows 8.1, Windows RT8.1, Windows 10 o versioni successive, macOS 10.10 o versioni successive
Power Source	Battery Powered
Product Features	Programmable Buttons, Wireless
Range	10.0 meters
Special feature	Programmable Buttons, Wireless
Style Name	Wireless USB2.4GHz
Theme	Video Game
Unit Count	1.0 count

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