The CYMA CM045 is a full metal electric airsoft gun. This gun is an excellent reproduction of the AKS 74UN. It features full metal construction. The only non metal parts on the gun are the grips which are made of strudy ABS plastic. This gun has a side folding stock which makes it a easy to adapt to CQB or field operations. The CM045 has a built in AK side rail which allows optics to be mounted with the help of a AK rail adapter. It comes with an 8.4v 1200 mAh battery and charger. The charge time with the included charger is 4.5 hours. If you're looking for a unique looking rifle at a great price, this is an excellent choice.