Zoom BT-02 Q4 Replacement Battery Overview
Zoom BT-02 Rechargeable Battery OverviewThe optional BT-02 is a rechargeable lithium-ion battery for the Q4 Handy Video Recorder. Battery life is approximately three hours when shooting video at 720p/30fps, or two hours when shooting high-definition 1080/30fps video. You can use it as a spare battery for your Q4.
See below for specifications
- Maximum Voltage: DC 4.2V
- Nominal Voltage: DC 3.7V
- Capacity: 1050mAh