1. PC shell, pure copper contact points, good electrical conductivity, more stable power supply 2. Microcomputer chip control, indicator light shows charging status 3. Equipped with 8-port power cord, high-speed transmission, fast charging 4. Compatible with DJI OSMO 5. Input: AC 100V-240V 50/60HZ 200mA(Max) 6. Output: DC 12.6V -- 400mA(x2) 7. Product size: 136x25x75mm 8. Product weight: 130g