1. Quickly pair the receiver and transmitters. A fully charged case provides approx. 3.6 full charges, achieving up to 48 hours of extended operating time.2. It can hold the receiver, transmitters, mobile phone adapter, and windscreens, ensuring efficient storage and portability.3. Warm tips: Not compatible with DJI Mic and DJI Mic 2.4. Dimensions: 96.1×41×59.4 mm (L×W×H)5. Weight: about 139 g (charging case only)6. Battery type: Li-ion7. Battery capacity: 1950 mAh8. Battery energy: 7.55 Wh9. Battery voltage: 3.87 V10. Charging specifications: 5 V maximum, 1.5 A to 2 A11. Charging ambient temperature: 5-40 degrees Celsius12. Working ambient temperature: 5- 45 degrees Celsius13. Charging time: about 2 hoursPacking list:DJI Mic Mini charging case × 1DJI Mic Mini carrying pouch × 1Specification: Package Weight One Package Weight 0.20kgs / 0.45lb One Package Size 15cm * 10cm * 8cm / 5.91inch * 3.94inch * 3.15inch Qty per Carton 32 Carton Weight 7.50kgs / 16.53lb Carton Size 32cm * 42cm * 34cm / 12.6inch * 16.54inch * 13.39inch Loading Container 20GP: 583 cartons * 32 pcs = 18656 pcs 40HQ: 1354 cartons * 32 pcs = 43328 pcs