The ultimate m4 magazine. This huge drum magazine will virtually never run out of ammo, and there is no winding required. The magazine does all the work for you. Once you’ve loaded the BBs, just turn on the magazine and it will auto feed up to 5000 rounds without having to reload! The battery is rechargeable and a battery charger is included.

Features:

• 5000 round high-capacity drum magazine eliminates frequent reloads
• Electric winding function for rapid BB loading during gameplay
• Two trap doors for efficient BB filling
• Lightweight ABS plastic construction for durability and portability
• Pressure button for manual or automatic winding
• Sound control function syncs winding with AEG firing noise