Battery Status; Specifications - Vello BG-S4 Manual

Battery Status

When two batteries are installed in the BG-S4, your camera will automatically select the battery with lower power
remaining. The battery level will appear on your camera's LCD with the battery level percentage for only the battery
in use. When the battery is depleted, your camera will switch to the other battery in the grip.

Specifications

Power source
Operating temperature
Dimensions (H × W × D)
Weight
Up to two NP-FW50 rechargeable Li-ion batteries
32°F to 104°F (0°C to 40°C)
2 × 4.8 × 2.4 in. (50 × 121 × 62 mm)
5.6 oz. (158.8 g) without batteries
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