XYO SentinelX BLE / XY4+ device for use with the COIN app.

Used and tested working. Battery was replaced on May 22, 2026. Device was previously used for COIN app geomining, but was not shared and not registered for SentinelX sharing.

Please note: the device has visible cosmetic wear from being opened to replace the battery. There are noticeable pry/opening marks along the edge/seam, as shown in the photos. This does not affect basic function, but it is visible.

Buyer is responsible for COIN app compatibility, account requirements, and setup. A COIN Pro account may be required for certain registration/sharing features.

Specs:

Brand: XYO / COIN App

Model: SentinelX BLE / XY4+

FCC ID: 2ADLN-XY4D1

IC: 12866A-XY4D1

Type: Bluetooth Low Energy geomining device

Use: COIN app / XYO geomining rewards verification

Color: Black

Shape: Hexagon

Battery Type: CR3032 lithium coin cell

Battery Included: Yes

Battery Status: Replaced May 22, 2026

Condition: Used, working, with visible opening/pry marks

Registration Status: Not shared, not registered for SentinelX sharing

Included: SentinelX BLE device only

Please review all photos for exact cosmetic condition, including the visible opening marks.