Model of Electric Airsoft Guns
Electric Airsoft Guns have several models, such as :
Hybrid Electric Airsoft Guns...
Low Powered Electric Airsoft Guns (LPEGs)...
Medium Powered Electric Airsoft Guns (MPEGs)...
Mini Electric Airsoft Guns...
Automatic Electric Pistols (EAPs) or Automatic Airsoft Gun Pistols...
Hybrid Electric Airsoft Guns
Hybrid Electric Airsoft guns are the newest type of airsoft guns on the market, launching summer 2006. Basic of hybrid airsoft guns are standard electric airsoft guns with some extra reality built in. The magazine which is used in hybrid electric airsoft guns is loaded with shell casings. Shell casings of magazine have a small red 
cap. This small red cap same as any child's toy cap gun placed on the top of them. Each containing in magazine is a single plastic pellet.
Hybrid electric airsoft guns use spring as the power and rechargeable battery to drive the motor which cock the spring. Hybrid electric airsoft guns feature full blowback and operate on a round per shell. A shell casing is ejected every pellet fired and the cap is fired providing a realistic sound and smoke.
Unlike electric airsoft guns, hybrid electric airsoft guns only have two modes of fire: semi automatic (single shot) or manual (cocking every shot).
Low Powered Electric Airsoft Guns (LPEGs)
Low powered electric airsoft guns are the same as original airsoft guns which is more expensive and more powerful. Low powered electric airsoft guns have similar mechanical, electrical design and operation compare with original electric airsoft guns. Originally they were only of novelty value, often regarded below spring operated guns due to their construction and low velocities.
Medium Powered Electric Airsoft Guns (MPEGs)
Medium Powered Electric Guns (Airsoft MPEGs) are quality improvement from electric airsoft guns that extent some model considered simply as mid range electric airsoft guns. Medium powered electric airsoft guns (airsoft MPEGs) are more inexpensive but still effective. The popular model of airsoft AGEs are MP5 and AK 47 manufactured by UTG.
Mini Electrics Airsoft Guns
Mini electric airsoft guns are electric airsoft guns in miniature size. Mini electric airsoft guns are only available in full automatic. Mini electric airsoft guns are not replicas of real firearms, being miniaturized version of real firearms. Mini electric airsoft guns made of plastic, black or clear plastic.
Mini electric airsoft guns are not a good option in airsoft game against electric airsoft guns since mini electric airsoft guns have a small ammo capacity, usually between 50 to 100 rounds, short range and poor accuracy for far range. Mini electric airsoft guns can compete with spring airsoft gun pistol at closer range due to their high rate of fire.
Automatic Electric Pistols (AEPs)
Electric airsoft gun pistols or Automatic Electric Pistols (AEPs) can fully automatic operation. Electric airsoft gun pistols were introduced by Tokyo Marui in 2005. The first product is Glock 18C airsoft gun pistol and followed by a Baretta 93R model. Electric airsoft gun pistols have a fixed slide in which there is no movement of sliding during shooting.
Compare with electric airsoft guns (AEGs), the velocity of electric airsoft gun pistols are relatively slow for airsoft play because electric airsoft gun pistols have smaller gearbox and battery. The velocity of electric airsoft gun pistols between 200 to 280 ft/s or 85.3 m/s. Modifying hop up unit on electric airsoft gun pistols can increase the velocity.
Some semi automatic electric airsoft gun pistols can be modified to be automatic pistols. Electric airsoft gun use AA batteries or AAA batteries. To make electric airsoft gun have higher Rate of Firing (ROF) those batteries can be replaced with 9v battery.