The TG7650R TRU⋅POINT laser light combo uses (2) CR123A batteries.
The TG7650G TRU⋅POINT laser light combo uses (2) CR123A batteries.
Replacement batteries can be ordered from the TRUGLO website:
PRODUCT CODE TG988F: BATTERY CR123A – 2 PK
https://truglo.master-7rqtwti-evtrxkbyim2ii.us-3.magentosite.cloud/truglo-replacement-batteries
Model: TG7650R (Red) Battery Run Time: 3 Hrs Light only/ 48 Hrs laser only – 3 Hrs laser and light on.
Model: TG7650G (Green) Battery Run Time: 3 Hrs Light only/ 24 Hrs laser only – 2.5 Hrs laser and light on.