How to open and replace the battery in your SentinelX BLE The COIN App Team August 04, 2020 19:50 Updated Please click this link to get started! Related articles How to open and replace the battery in your SentinelX BLE SentinelX BLE is beeping SentinelX is not giving me 12x rewards/why am I earning less? SentinelX Delivery SentinelX BLE User Guide (Simplified)