These are new release R-Line 1.0 Battery for 2-4 inch Drones.
Detail for 750/850mah batteries will be updated soon.
Description:
Battery Parameter: Tattu R-Line V1.0 14.8V 650mAh 95C 4S
Capacity: 650mAh
Size: 61X31X25mm
Plug: XT30Plug
Continuous Discharge Rate: 95C
Weight: 80.5g
Colors: Standard Colors



Description:
Battery Parameter: Tattu R-Line V1.0 22.2V 650mAh 95C 6S
Capacity: 650mAh
Plug: XT30 Plug
Continuous Discharge Rate: 95C
Weight: 118.5g
Colors: Standard Colors
Caution:
Don't over-charge, or over-discharge batteries.
Don't put it beside the high temperature condition.
Don't throw it into fire.
Don't throw it into water.