Which filter, battery, and card does the DJI Action 2 need?
The specification points at a battery and a card.

What to buy
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Battery
A DJI Action 2 battery, 580 mAh
One battery runs 70 mins. A spare is the difference between one flight and a whole session.
Card
microSD (up to 256 GB)
The DJI Action 2 carries no storage of its own. Without a card it records nothing at all.
Full specification
Every value DJI publishes for the DJI Action 2, in the sections DJI groups them in.
General
- Dimensions (L×W×H)
Camera Unit: 39×39×22.3 mm Front Touchscreen Module: 39×41.6×24.6 mm
- Waterproof
Camera Unit: 10 m without Waterproof Case, 60 m with Waterproof Case Front Touchscreen Module: Not waterproof without Waterproof Case, 60 m with Waterproof Case
- Number of Microphones
Camera Unit: 1 Front Touchscreen Module: 3 Stereo Recording
- Weight
Camera Unit: 56 g Front Touchscreen Module: 64 g
- Connection Type
Quick-Release Design
Screen
- Front Screen
OLED Full-Color Touchscreen 1.76 inches 350 ppi 446×424 500±50 cd/m²
- Back Screen
OLED Full-Color Touchscreen 1.76 inches 350 ppi 446×424 500±50 cd/m²
Camera
- Sensor
1/1.7" CMOS Effective Pixels: 12 MP
- Lens
FOV: 155° Aperture: f/2.8
- ISO Range
Photo: 100-6400 Video: 100-6400
- Electronic Shutter Speed
Photo: 1/8000-30 s Video: 1/8000 s to the limit of frames per second
- Max Photo Resolution
4000×2250 (16:9) 4000×3000 (4:3)
- Still Photography Modes
Countdown: Off/0.5/1/2/3/5/10 s
- Video
4K (4:3): 4096×3072@24/25/30/48/50/60fps 4K (16:9): 3840×2160@100/120fps 4K (16:9): 3840×2160@24/25/30/48/50/60fps 2.7K (4:3): 2688×2016@24/25/30/48/50/60fps 2.7K (16:9): 2688×1512@100/120fps 2.7K (16:9): 2688×1512@24/25/30/48/50/60fps 1080p (16:9): 1920×1080@100/120/200/240fps 1080p (16:9): 1920×1080@24/25/30/48/50/60fps
- Slow Motion
4K: 4x (120fps) 2.7K: 4x (120fps) 1080p: 8x (240fps), 4x (120fps)
- Timelapse
Hyperlapse: 4K/2.7K/1080p: Auto/×2/×5/×10/×15/×30 Timelapse: 4K/2.7K/1080p@30fps Intervals: 0.5/1/2/3/4/5/6/7/8/10/13/15/20/25/30/40 s Duration: 5/10/20/30 mins, 1/2/3/5 hours, ∞
- Stabilization
EIS: RockSteady 2.0 HorizonBalancing HorizonSteady##EIS is not supported in Timelapse and Slow Motion mode. HorizonSteady is only available when the video resolution is 1080p (16:9) or 2.7K (16:9) with a frame rate of 60 fps or below. HorizonBalancing is only available when the video resolution is 1080p (16:9), 2.7K (16:9), or 4K (16:9) with a frame rate of 60 fps or below.##
- Max Video Bitrate
130 Mbps
- Supported File System
exFAT
- Photo Format
JPEG/RAW
- Video Format
MP4 (H.264/HEVC)
- Supported SD Cards
microSD (up to 256 GB)
- Audio Recording
48 kHz; AAC
Battery
- Type
Camera Unit: LiPo 1S Front Touchscreen Module: LiPo 2S
- Capacity
Camera Unit: 580 mAh Front Touchscreen Module: 1300 mAh
- Energy
Camera Unit: 2.23 Wh Front Touchscreen Module: 5 Wh
- Voltage
Camera Unit: 3.85 V Front Touchscreen Module: 7.7 V
- Operating Temperature
0° to 40° C (32° to 104° F)
- Operating Time
Camera Unit: 70 mins Camera Unit + Front Touchscreen Module: 160 mins##Tested in a laboratory environment while recording 1080p/30fps (Power Reserve) video with EIS disabled, and should be used for reference only.##
- Fast Charging
No
- Charging Time
Camera Unit: 37 mins Camera Unit + Front Touchscreen Module: 90 mins##Tested in a laboratory environment when using a 5V/2A USB charger.##
Connection
- Wi-Fi Operating Frequency
2.400-2.4835 GHz 5.150-5.250 GHz 5.725-5.850 GHz
- Wi-Fi Protocol
802.11 a/b/g/n/ac
- Bluetooth Operating Frequency
2.400-2.4835 GHz
- Bluetooth Protocol
BLE 5.0
The rest of the family
Shot on this one?
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